{"product_id":"copper-sulfate-crystals","title":"Copper Sulfate Crystals","description":"\u003c!-- ═══════════════════════════════════════════════════════════════\n     COPPER SULFATE CRYSTALS 99% PURE - Greenway Biotech Product Page\n     Version: 2.6.7 | Updated: February 2026\n     Architecture: Modular CSS + Dispatcher Calculator Pattern\n     Blog Articles Linked: 3 (7 Reasons, Natural Herbicides Guide, Bordeaux Mixture Guide)\n     Blog Articles TODO: 1 needed\n     ═══════════════════════════════════════════════════════════════ --\u003e\n\n\u003cdiv class=\"gwb-product\"\u003e\n\u003cdiv class=\"wrapper\"\u003e\n\n\u003c!-- HERO --\u003e\n\u003ch1\u003eCopper Sulfate Crystals \u003cspan class=\"green\"\u003e(99% Pure)\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp class=\"hero-subtitle\"\u003eProfessional-grade 99% pure copper sulfate crystals for algae control, Bordeaux mixture, root clearing, and copper deficiency correction. Lab tested for purity — trusted by growers, pool pros, and homeowners since 1989.\u003c\/p\u003e\n\n\u003c!-- TRUST BADGES --\u003e\n\u003cdiv class=\"trust-badges\"\u003e\n  \u003cspan class=\"badge\" aria-label=\"Lab Tested for Purity\"\u003e🔬 Lab Tested for Purity\u003c\/span\u003e\n  \u003ca href=\"\/pages\/about-us\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"badge\" aria-label=\"Made in USA\"\u003e🇺🇸 Made in USA\u003c\/a\u003e\n  \u003cspan class=\"badge\" aria-label=\"90-Day Money-Back Guarantee\"\u003e🛡️ 90-Day Guarantee\u003c\/span\u003e\n  \u003ca href=\"\/pages\/returns\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"badge\" aria-label=\"Free Shipping on orders over 100 dollars\"\u003e🚚 Free Shipping $100+\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c!-- IDEAL APPLICATIONS (always visible) --\u003e\n\u003csection class=\"best-for\"\u003e\n  \u003ch2\u003eIdeal Applications\u003c\/h2\u003e\n  \u003cdiv class=\"best-for-grid\"\u003e\n    \u003cdiv class=\"best-for-item\"\u003e\n      \u003cdiv class=\"best-for-icon\" aria-hidden=\"true\"\u003e🏊\u003c\/div\u003e\n      \u003cdiv class=\"best-for-name\"\u003ePool \u0026amp; Pond Algae Control\u003c\/div\u003e\n      \u003cdiv class=\"best-for-rate\"\u003e½ tsp per 10,000 gal\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"best-for-item\"\u003e\n      \u003cdiv class=\"best-for-icon\" aria-hidden=\"true\"\u003e🌿\u003c\/div\u003e\n      \u003cdiv class=\"best-for-name\"\u003eBordeaux Mixture\u003c\/div\u003e\n      \u003cdiv class=\"best-for-rate\"\u003e4 oz per 10 gal water\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"best-for-item\"\u003e\n      \u003cdiv class=\"best-for-icon\" aria-hidden=\"true\"\u003e🚽\u003c\/div\u003e\n      \u003cdiv class=\"best-for-name\"\u003eRoot Control in Pipes\u003c\/div\u003e\n      \u003cdiv class=\"best-for-rate\"\u003e1–2 lbs per treatment\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"best-for-item\"\u003e\n      \u003cdiv class=\"best-for-icon\" aria-hidden=\"true\"\u003e🌱\u003c\/div\u003e\n      \u003cdiv class=\"best-for-name\"\u003eCopper Deficiency Correction\u003c\/div\u003e\n      \u003cdiv class=\"best-for-rate\"\u003e1–2 lbs per 1,000 sq ft\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"best-for-item\"\u003e\n      \u003cdiv class=\"best-for-icon\" aria-hidden=\"true\"\u003e🐄\u003c\/div\u003e\n      \u003cdiv class=\"best-for-name\"\u003eLivestock Hoof Treatment\u003c\/div\u003e\n      \u003cdiv class=\"best-for-rate\"\u003eTopical footbath use\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"best-for-item\"\u003e\n      \u003cdiv class=\"best-for-icon\" aria-hidden=\"true\"\u003e🔬\u003c\/div\u003e\n      \u003cdiv class=\"best-for-name\"\u003eScience \u0026amp; Education\u003c\/div\u003e\n      \u003cdiv class=\"best-for-rate\"\u003eCrystal growing \u0026amp; lab use\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003c!-- SAFETY NOTICE (always visible) --\u003e\n\u003cdiv class=\"warning-box\"\u003e\n  \u003cstrong\u003e⚠️ Important:\u003c\/strong\u003e Always wear gloves and eye protection when handling. Keep away from children, pets, and fish ponds unless using fish-safe dosing. Follow all label directions.\n\u003c\/div\u003e\n\n\u003c!-- FEATURES --\u003e\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cspan class=\"green\"\u003eFEATURES\u003c\/span\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"details-content\"\u003e\n    \u003cdiv class=\"benefits-grid\"\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🧪 99% Pharmaceutical-Grade Purity\u003c\/h3\u003e\n        \u003cp\u003eLab tested to confirm 99% copper sulfate pentahydrate — no fillers, binding agents, or impurities that reduce effectiveness or interfere with precise applications like Bordeaux mixture.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🌊 Broad-Spectrum Algae Control\u003c\/h3\u003e\n        \u003cp\u003eEffective against green, blue-green, and filamentous algae in pools, ponds, irrigation canals, and water features. Works at trace concentrations — a little goes a long way.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🔬 Tested for Heavy Metals\u003c\/h3\u003e\n        \u003cp\u003eIndependently lab tested for heavy metal content to verify suitability for agricultural, horticultural, and livestock applications.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🌿 Bordeaux Mixture Ready\u003c\/h3\u003e\n        \u003cp\u003eThe foundation of the classic 4-4-50 Bordeaux mixture used in organic orchards and vineyards worldwide. High purity ensures correct reaction with hydrated lime for consistent results.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🌱 Plant-Available Copper Source\u003c\/h3\u003e\n        \u003cp\u003eCorrects copper deficiency in sandy, peat, and high-pH soils. Copper supports enzyme systems, photosynthesis, and cell wall formation — applied to soil or as part of a foliar mix.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🔧 Root Intrusion Control\u003c\/h3\u003e\n        \u003cp\u003eKills roots inside sewer lines and drain fields without damaging pipe materials or disrupting beneficial soil bacteria outside the pipes. One treatment can last 6–12 months.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e💧 Water-Soluble Crystal Form\u003c\/h3\u003e\n        \u003cp\u003eDissolves readily in water for accurate dilution across all applications — pool treatment, foliar sprays, or footbath solutions. No grinding or pre-mixing required.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e📦 Indefinite Shelf Life\u003c\/h3\u003e\n        \u003cp\u003eStable crystalline form maintains potency indefinitely when stored in a cool, dry location. Buy in bulk with full confidence in long-term effectiveness.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🐄 Livestock \u0026amp; Hoof Care\u003c\/h3\u003e\n        \u003cp\u003eWidely used in copper sulfate footbaths to help control hoof rot and digital dermatitis in cattle and sheep. Industry-standard treatment on commercial dairy and beef operations.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🎯 Multi-Use Value\u003c\/h3\u003e\n        \u003cp\u003eOne product serves pool treatment, pipe maintenance, garden disease control, soil correction, livestock care, and science education — exceptional value per pound.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- SCIENCE BEHIND THE FORMULA --\u003e\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cspan class=\"green\"\u003eSCIENCE BEHIND THE FORMULA\u003c\/span\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"details-content\"\u003e\n\n    \u003cdiv class=\"info-box\"\u003e\n      \u003ch3 class=\"teal\"\u003eHow Copper Works — and Why Purity Matters\u003c\/h3\u003e\n      \u003cp\u003eCopper sulfate (CuSO₄·5H₂O) is one of the most well-studied inorganic compounds in agriculture and water treatment. Its effectiveness depends on releasing free copper ions (Cu²⁺) in solution — and the concentration of those ions depends directly on product purity. At 99% purity, Greenway Biotech copper sulfate delivers the expected Cu²⁺ concentration with no guesswork.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003ch3 class=\"brown\"\u003eCopper as a Plant Micronutrient\u003c\/h3\u003e\n    \u003cdiv class=\"benefits-grid\"\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🌿 Enzyme Activation\u003c\/h3\u003e\n        \u003cp\u003eCopper is a required cofactor for enzymes including cytochrome oxidase and superoxide dismutase. Deficient plants show wilting tips, pale new growth, and reduced disease resistance.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🌾 Cell Wall Integrity\u003c\/h3\u003e\n        \u003cp\u003eCopper contributes to lignin biosynthesis, which strengthens cell walls and improves structural integrity. Crops on sandy or high-organic soils are most frequently deficient.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🌸 Photosynthesis \u0026amp; Reproduction\u003c\/h3\u003e\n        \u003cp\u003eCopper is required for plastocyanin, a protein involved in the electron transport chain during photosynthesis. Low copper can reduce yield and pollen viability in flowering crops.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003ch3 class=\"brown\"\u003eHow Copper Ions Kill Algae and Fungi\u003c\/h3\u003e\n    \u003cdiv class=\"benefits-grid\"\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e⚡ Cell Membrane Disruption\u003c\/h3\u003e\n        \u003cp\u003eCu²⁺ ions bind to sulfhydryl groups on proteins in algae and fungal cell membranes, disrupting membrane permeability and causing cell death. This mechanism works at very low concentrations — typically 0.1–0.5 ppm for algae.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🔬 Enzyme Inhibition\u003c\/h3\u003e\n        \u003cp\u003eCopper ions inhibit key enzymes in photosynthetic organisms, blocking the electron transport chain. Algae are far more sensitive to this than higher plants, which is why trace doses control algae without harming aquatic vegetation at proper rates.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🌿 Bordeaux Mixture Chemistry\u003c\/h3\u003e\n        \u003cp\u003eWhen copper sulfate reacts with hydrated lime (calcium hydroxide), it forms a colloidal copper hydroxide that adheres to plant surfaces. As the pH drops on the leaf surface (from rain or dew), Cu²⁺ is slowly released — providing long-lasting fungicidal protection against downy mildew, apple scab, and grape diseases.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003ch3 class=\"brown\"\u003eWhy 99% Purity Is Critical\u003c\/h3\u003e\n    \u003cdiv class=\"benefits-grid\"\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🎯 Precise Dosing\u003c\/h3\u003e\n        \u003cp\u003eLower-purity products (often 85–96%) deliver unknown Cu²⁺ concentrations per measured dose. For fish ponds where the margin between effective and toxic is narrow, 99% purity is essential for safe, accurate treatment.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"benefit-card\"\u003e\n        \u003ch3\u003e🌿 Bordeaux Mixture Reliability\u003c\/h3\u003e\n        \u003cp\u003eImpurities in copper sulfate can interfere with the lime reaction, resulting in unstable mixtures with poor adhesion. 99% purity ensures consistent reaction chemistry every time.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- APPLICATION RATES \u0026 DIRECTIONS --\u003e\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cspan class=\"green\"\u003eAPPLICATION RATES \u0026amp; DIRECTIONS\u003c\/span\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"details-content\"\u003e\n\n    \u003ch3 class=\"brown\"\u003eWater Treatment Applications\u003c\/h3\u003e\n    \u003cdiv class=\"table-scroll\"\u003e\n      \u003ctable\u003e\n        \u003cthead\u003e\n          \u003ctr\u003e\n            \u003cth\u003eApplication\u003c\/th\u003e\n            \u003cth\u003eAmount\u003c\/th\u003e\n            \u003cth\u003eFrequency\u003c\/th\u003e\n            \u003cth\u003eMethod\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eSwimming Pool (10,000 gal)\u003c\/td\u003e\n            \u003ctd\u003e½ teaspoon\u003c\/td\u003e\n            \u003ctd\u003eEvery 10–15 days\u003c\/td\u003e\n            \u003ctd\u003eAdd to skimmer basket\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eSmall Pond (1,000 gal)\u003c\/td\u003e\n            \u003ctd\u003e¼ teaspoon\u003c\/td\u003e\n            \u003ctd\u003eMonthly as needed\u003c\/td\u003e\n            \u003ctd\u003eDissolve and distribute\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eFountain \/ Water Feature\u003c\/td\u003e\n            \u003ctd\u003ePinch per 100 gal\u003c\/td\u003e\n            \u003ctd\u003eBi-weekly\u003c\/td\u003e\n            \u003ctd\u003eAdd to circulation\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"warning-box\"\u003e\n      \u003cstrong\u003e⚠️ Fish Safety:\u003c\/strong\u003e Fish are extremely sensitive to copper. For ponds with fish, use only ¼ of the standard dose and never exceed 0.25 ppm copper. Koi and trout are particularly sensitive. Always test on a small area first and monitor fish behavior closely.\n    \u003c\/div\u003e\n\n    \u003ch3 class=\"brown\"\u003ePlumbing \u0026amp; Drain Applications\u003c\/h3\u003e\n    \u003cdiv class=\"table-scroll\"\u003e\n      \u003ctable\u003e\n        \u003cthead\u003e\n          \u003ctr\u003e\n            \u003cth\u003eApplication\u003c\/th\u003e\n            \u003cth\u003eAmount\u003c\/th\u003e\n            \u003cth\u003eMethod\u003c\/th\u003e\n            \u003cth\u003eNotes\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eToilet Root Control\u003c\/td\u003e\n            \u003ctd\u003e1–2 lbs\u003c\/td\u003e\n            \u003ctd\u003eFlush at night\u003c\/td\u003e\n            \u003ctd\u003eLet sit overnight\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eSeptic Treatment\u003c\/td\u003e\n            \u003ctd\u003e2 lbs\u003c\/td\u003e\n            \u003ctd\u003eVia toilet\u003c\/td\u003e\n            \u003ctd\u003eOnce per year maximum\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eDrain Field\u003c\/td\u003e\n            \u003ctd\u003e2–3 lbs\u003c\/td\u003e\n            \u003ctd\u003eDistribution box\u003c\/td\u003e\n            \u003ctd\u003eProfessional recommended\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n\n    \u003ch3 class=\"brown\"\u003eGarden \u0026amp; Agricultural Applications\u003c\/h3\u003e\n    \u003cdiv class=\"table-scroll\"\u003e\n      \u003ctable\u003e\n        \u003cthead\u003e\n          \u003ctr\u003e\n            \u003cth\u003eApplication\u003c\/th\u003e\n            \u003cth\u003eRate \/ Recipe\u003c\/th\u003e\n            \u003cth\u003eUse\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eBordeaux Mixture (4-4-50)\u003c\/td\u003e\n            \u003ctd\u003e4 oz copper sulfate + 4 oz lime + 10 gal water\u003c\/td\u003e\n            \u003ctd\u003eFungal disease prevention\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eSoil Copper Correction\u003c\/td\u003e\n            \u003ctd\u003e1–2 lbs per 1,000 sq ft\u003c\/td\u003e\n            \u003ctd\u003eCopper deficiency\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eTree Soil Application\u003c\/td\u003e\n            \u003ctd\u003e¼ lb per tree\u003c\/td\u003e\n            \u003ctd\u003eApply to soil, not foliage\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n\n    \u003ch3 class=\"brown\"\u003eLivestock Applications\u003c\/h3\u003e\n    \u003cdiv class=\"table-scroll\"\u003e\n      \u003ctable\u003e\n        \u003cthead\u003e\n          \u003ctr\u003e\n            \u003cth\u003eApplication\u003c\/th\u003e\n            \u003cth\u003eConcentration\u003c\/th\u003e\n            \u003cth\u003eNotes\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eCattle Footbath\u003c\/td\u003e\n            \u003ctd\u003e2–5% solution (2–5 lbs per 100 gal)\u003c\/td\u003e\n            \u003ctd\u003eHoof rot and digital dermatitis prevention\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eSheep Footbath\u003c\/td\u003e\n            \u003ctd\u003e5% solution (5 lbs per 100 gal)\u003c\/td\u003e\n            \u003ctd\u003eFoot rot treatment — consult a veterinarian\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- HOW TO USE --\u003e\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cspan class=\"green\"\u003eHOW TO USE\u003c\/span\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"details-content\"\u003e\n\n    \u003ch3 class=\"brown\"\u003ePool \u0026amp; Pond Algae Treatment\u003c\/h3\u003e\n    \u003col\u003e\n      \u003cli\u003eCalculate water volume (length × width × average depth × 7.5 for rectangular pools).\u003c\/li\u003e\n      \u003cli\u003eMeasure ½ teaspoon per 10,000 gallons. For ponds without fish, scale proportionally.\u003c\/li\u003e\n      \u003cli\u003ePre-dissolve crystals in a bucket of warm water before adding to the water body.\u003c\/li\u003e\n      \u003cli\u003eAdd solution near the pump return or distribute evenly across the surface.\u003c\/li\u003e\n      \u003cli\u003eRun the pump for 4–6 hours after treatment. Monitor and reapply every 10–15 days as needed.\u003c\/li\u003e\n    \u003c\/ol\u003e\n\n    \u003ch3 class=\"brown\"\u003eBordeaux Mixture (Fungicide Spray)\u003c\/h3\u003e\n    \u003col\u003e\n      \u003cli\u003eUse only plastic or wood containers — copper reacts with metal.\u003c\/li\u003e\n      \u003cli\u003eDissolve 4 oz copper sulfate in 5 gallons of water in one container.\u003c\/li\u003e\n      \u003cli\u003eIn a second container, mix 4 oz hydrated lime in 5 gallons of water.\u003c\/li\u003e\n      \u003cli\u003eSlowly pour the lime solution into the copper solution while stirring (never reverse this order).\u003c\/li\u003e\n      \u003cli\u003eTest pH with litmus paper — mixture should read 7.5–8.0. Add small amounts of lime to raise pH if needed.\u003c\/li\u003e\n      \u003cli\u003eApply immediately — Bordeaux mixture does not store well. Spray on dormant or actively growing plants as appropriate for the target disease.\u003c\/li\u003e\n    \u003c\/ol\u003e\n\n    \u003ch3 class=\"brown\"\u003eRoot Control in Sewer Lines\u003c\/h3\u003e\n    \u003col\u003e\n      \u003cli\u003eFlush 1–2 lbs of copper sulfate crystals down the toilet at night when water usage is minimal.\u003c\/li\u003e\n      \u003cli\u003eAllow crystals to sit in the line overnight (6–8 hours minimum) for maximum contact time.\u003c\/li\u003e\n      \u003cli\u003eFlush the toilet in the morning to clear the line. Repeat annually or as needed.\u003c\/li\u003e\n      \u003cli\u003eFor severe blockages or drain field issues, consult a plumber before treatment.\u003c\/li\u003e\n    \u003c\/ol\u003e\n\n    \u003ch3 class=\"brown\"\u003eSoil Copper Deficiency Correction\u003c\/h3\u003e\n    \u003col\u003e\n      \u003cli\u003eConfirm copper deficiency with a soil test before applying — copper accumulates and is difficult to remove once over-applied.\u003c\/li\u003e\n      \u003cli\u003eApply 1–2 lbs per 1,000 sq ft and work into the top 2–3 inches of soil.\u003c\/li\u003e\n      \u003cli\u003eWater in thoroughly after application.\u003c\/li\u003e\n      \u003cli\u003eRetest soil in 6–12 months before reapplying.\u003c\/li\u003e\n    \u003c\/ol\u003e\n\n    \u003c!-- Expert Tip --\u003e\n    \u003cdiv class=\"info-box\"\u003e\n      \u003ch3 class=\"teal\"\u003ePro Tip: Test Bordeaux Mixture pH Before You Spray\u003c\/h3\u003e\n      \u003cp\u003eThe #1 mistake with Bordeaux mixture is skipping the pH check. If the mixture is too acidic (below pH 7.0), free copper ions remain in solution and can cause leaf burn — especially on young growth. Dip a piece of litmus paper into the finished mixture before spraying. If it reads below 7.5, add a small amount of hydrated lime in water, stir, and retest. A properly buffered mixture at pH 7.5–8.0 adheres better, releases copper more slowly, and protects foliage without phytotoxicity.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- When to Use \/ When Not Ideal --\u003e\n    \u003ch3 class=\"brown\"\u003eWhen Copper Sulfate Is the Right Choice\u003c\/h3\u003e\n    \u003cul class=\"feature-list\"\u003e\n      \u003cli\u003eRecurring algae in pools, ponds, or irrigation water where you want a proven, low-dose treatment\u003c\/li\u003e\n      \u003cli\u003eOrganic orchards and gardens requiring Bordeaux mixture for fungal disease prevention\u003c\/li\u003e\n      \u003cli\u003eRoot intrusion in sewer lines where you need a slow-contact, non-caustic treatment\u003c\/li\u003e\n      \u003cli\u003eSoils confirmed deficient in copper via soil test — particularly sandy, peat, or high-organic soils\u003c\/li\u003e\n      \u003cli\u003eLivestock operations managing hoof health with copper sulfate footbaths\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003ch3 class=\"brown\"\u003eWhen to Consider Other Options\u003c\/h3\u003e\n    \u003cul class=\"feature-list\"\u003e\n      \u003cli\u003eFish ponds with koi or trout — consider \u003ca href=\"\/products\/chelated-copper-edta-14-cu\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eChelated Copper EDTA\u003c\/a\u003e or consult an aquatic specialist for safer dosing options\u003c\/li\u003e\n      \u003cli\u003eSoils that are already copper-sufficient — over-application leads to copper toxicity, which suppresses earthworms and beneficial microbes\u003c\/li\u003e\n      \u003cli\u003ePowdery mildew on sulfur-sensitive plants — \u003ca href=\"\/products\/zinc-sulfate\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eZinc Sulfate\u003c\/a\u003e or sulfur-based alternatives may be less phytotoxic in hot conditions\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- CALCULATOR --\u003e\n\u003cdetails id=\"calc-section\"\u003e\n  \u003csummary\u003e\u003cspan class=\"green\"\u003eCOPPER SULFATE CALCULATOR\u003c\/span\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"details-content\"\u003e\n    \u003cdiv class=\"gwb-calculator\" data-calc=\"copper-sulfate\"\u003e\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- SAFETY \u0026 HANDLING --\u003e\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cspan class=\"green\"\u003eSAFETY \u0026amp; HANDLING\u003c\/span\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"details-content\"\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003ePersonal Protective Equipment (PPE)\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cul class=\"feature-list\"\u003e\n          \u003cli\u003eWear chemical-resistant gloves (nitrile or rubber) when handling crystals or solutions\u003c\/li\u003e\n          \u003cli\u003eWear safety glasses or goggles — copper sulfate solution is an eye irritant\u003c\/li\u003e\n          \u003cli\u003eUse a dust mask when measuring or pouring dry crystals to avoid inhalation\u003c\/li\u003e\n          \u003cli\u003eWash hands thoroughly with soap and water after any handling\u003c\/li\u003e\n          \u003cli\u003eAvoid contact with skin, eyes, and clothing\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eStorage Guidelines\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cul class=\"feature-list\"\u003e\n          \u003cli\u003eStore in the original sealed container in a cool, dry location (below 77°F preferred)\u003c\/li\u003e\n          \u003cli\u003eKeep away from direct sunlight and moisture — copper sulfate is hygroscopic and will clump if exposed to humidity\u003c\/li\u003e\n          \u003cli\u003eStore away from incompatible materials: alkaline substances, strong acids, aluminum, iron, and galvanized containers\u003c\/li\u003e\n          \u003cli\u003eKeep out of reach of children and pets\u003c\/li\u003e\n          \u003cli\u003eDo not store near food, animal feed, or drinking water supplies\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eApplication Precautions\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cul class=\"feature-list\"\u003e\n          \u003cli\u003eNever use metal (aluminum, galvanized, or iron) containers or tools — copper reacts with these metals\u003c\/li\u003e\n          \u003cli\u003eDo not apply to ponds, lakes, or water bodies containing fish without first calculating safe copper concentrations — fish toxicity varies with water hardness and species\u003c\/li\u003e\n          \u003cli\u003eDo not apply near wells, cisterns, or drinking water intakes\u003c\/li\u003e\n          \u003cli\u003eFor septic systems, do not exceed 2 lbs per treatment and limit to once per year — excessive use can disrupt beneficial septic bacteria\u003c\/li\u003e\n          \u003cli\u003eFor soil applications, confirm copper deficiency with a soil test first — over-application accumulates and is difficult to remediate\u003c\/li\u003e\n          \u003cli\u003eDo not apply foliar copper sulfate in temperatures above 85°F — phytotoxicity risk increases\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eFirst Aid\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cul class=\"feature-list\"\u003e\n          \u003cli\u003e\n\u003cstrong\u003eEye contact:\u003c\/strong\u003e Flush immediately with clean water for 15–20 minutes, lifting eyelids. Seek medical attention if irritation, redness, or pain persists\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eSkin contact:\u003c\/strong\u003e Remove contaminated clothing. Wash affected area thoroughly with soap and water. Seek medical attention if irritation persists\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eIngestion:\u003c\/strong\u003e Do not induce vomiting. Rinse mouth with water. Contact Poison Control at 1-800-222-1222 or seek emergency medical attention immediately\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eInhalation:\u003c\/strong\u003e Move to fresh air immediately. If breathing is difficult or symptoms persist, seek medical attention\u003c\/li\u003e\n        \u003c\/ul\u003e\n        \u003cp\u003eRefer to the \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/0900\/files\/Copper_Sulfate_SDS.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSafety Data Sheet (SDS)\u003c\/a\u003e for complete safety information including emergency response procedures.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- COMPLETE YOUR SYSTEM --\u003e\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cspan class=\"green\"\u003eCOMPLETE YOUR SYSTEM\u003c\/span\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"details-content\"\u003e\n    \u003cp\u003ePair copper sulfate with these products for complete garden, soil, and crop management programs:\u003c\/p\u003e\n    \u003cdiv class=\"pairs-grid\"\u003e\n      \u003ca href=\"\/products\/zinc-sulfate\" class=\"pair-item\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\n        \u003ch3\u003eZinc Sulfate 35.5%\u003c\/h3\u003e\n        \u003cp\u003eCorrects zinc deficiency alongside copper in soils with multiple micronutrient gaps. Commonly applied together in tree fruit and vegetable programs.\u003c\/p\u003e\n      \u003c\/a\u003e\n      \u003ca href=\"\/products\/urea\" class=\"pair-item\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\n        \u003ch3\u003eUrea 46-0-0\u003c\/h3\u003e\n        \u003cp\u003eHigh-nitrogen fertilizer to support crop recovery after correcting copper deficiency. Promotes vigorous new growth following micronutrient treatment.\u003c\/p\u003e\n      \u003c\/a\u003e\n      \u003ca href=\"\/products\/dolomite-lime\" class=\"pair-item\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\n        \u003ch3\u003eDolomite Lime\u003c\/h3\u003e\n        \u003cp\u003eRaises soil pH in acidic soils where copper toxicity risk increases. Also supplies calcium and magnesium for balanced fertility alongside micronutrient programs.\u003c\/p\u003e\n      \u003c\/a\u003e\n      \u003ca href=\"\/products\/sulfur-powder\" class=\"pair-item\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\n        \u003ch3\u003eSulfur Powder\u003c\/h3\u003e\n        \u003cp\u003eAlternative or complementary fungicide for pH-sensitive plants and additional disease control in orchards and vineyards where Bordeaux mixture is used.\u003c\/p\u003e\n      \u003c\/a\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- FAQ --\u003e\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cspan class=\"green\"\u003eFREQUENTLY ASKED QUESTIONS\u003c\/span\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"details-content\"\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eIs copper sulfate safe for swimming pools?\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cp\u003eYes, when used at the recommended rate of ½ teaspoon per 10,000 gallons, copper sulfate is safe for swimmers. It effectively controls algae at concentrations well below any health concern. The EPA has established drinking water standards for copper at 1.3 ppm — pool treatment concentrations are far below this threshold. Always pre-dissolve crystals before adding to the pool and run the pump after treatment.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eHow do I safely treat a fish pond with copper sulfate?\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cp\u003eFish ponds require extreme caution. Fish toxicity depends on water hardness — copper is more toxic in soft water (low calcium and magnesium). As a general rule, never exceed 0.25 ppm total copper in a fish pond, and use only ¼ of the standard dose as a starting point. Koi, trout, and tilapia are particularly sensitive. Always treat only a portion of the pond at one time, monitor fish closely for 24 hours after treatment, and have aeration running. When in doubt, consult an aquatic specialist before treating any pond with fish.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eHow do I make Bordeaux mixture and does it work for organic gardening?\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cp\u003eYes — Bordeaux mixture is approved for use in certified organic production under the USDA National Organic Program. To make the standard 4-4-50 formula: dissolve 4 oz copper sulfate in 5 gallons of water in a plastic container; in a separate container, mix 4 oz hydrated lime in 5 gallons of water; then slowly pour the lime solution into the copper solution while stirring. Test the pH — it should read 7.5–8.0 on litmus paper. Apply immediately as the mixture does not store. For a deeper guide, see our \u003ca href=\"https:\/\/www.greenwaybiotech.com\/blogs\/gardening-articles\/bordeaux-mixture-complete-guide\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eComplete Guide to Bordeaux Mixture\u003c\/a\u003e.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eHow does copper sulfate work for sewer root control?\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cp\u003eCopper ions are toxic to plant root cells at the concentrations reached inside a pipe. When you flush copper sulfate crystals at night, they dissolve slowly and move through the line, contacting root masses that have infiltrated through joints or cracks. The copper kills the fine feeder roots on contact without harming the main root system of the tree outside the pipe. Unlike caustic drain cleaners, copper sulfate won't damage pipe materials (clay, PVC, cast iron) or disrupt the septic system when used at recommended rates. One treatment typically lasts 6–12 months.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eMy soil test shows copper deficiency — how much should I apply?\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cp\u003eFor deficient soils, apply 1–2 lbs of copper sulfate per 1,000 square feet, worked into the top 2–3 inches of soil and watered in well. Sandy soils and high-organic soils (peat, muck) are most commonly deficient. Important: copper accumulates in soil and does not leach readily, so do not re-apply until a follow-up soil test confirms the deficiency persists. Over-application can suppress earthworms and beneficial soil microbes. Always base copper applications on a confirmed soil test result.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eWhat are the most common uses for copper sulfate around the home and garden?\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cp\u003eCopper sulfate has an unusually broad range of applications. For a comprehensive overview, see our article on \u003ca href=\"https:\/\/www.greenwaybiotech.com\/blogs\/gardening-articles\/7-reasons-to-keep-copper-sulfate-handy-in-your-home\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e7 Reasons to Keep Copper Sulfate Handy in Your Home\u003c\/a\u003e. Common uses include pool and pond algae control, Bordeaux fungicide for gardens and orchards, root intrusion control in drain lines, copper deficiency correction in garden soil, livestock hoof footbaths, and educational crystal-growing projects.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- GROW WITH CONFIDENCE --\u003e\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cspan class=\"green\"\u003eGROW WITH CONFIDENCE\u003c\/span\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"details-content\"\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eProduct Quality \u0026amp; Testing\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cul class=\"feature-list\"\u003e\n          \u003cli\u003eIndependently tested by third-party laboratories for purity and heavy metal content\u003c\/li\u003e\n          \u003cli\u003e99% copper sulfate pentahydrate — verified by lab analysis\u003c\/li\u003e\n          \u003cli\u003eCDFA registered product — compliant with California Department of Food and Agriculture requirements\u003c\/li\u003e\n          \u003cli\u003eProfessional-grade crystals suitable for agricultural, horticultural, and industrial applications\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eHassle-Free Return Policy\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cp\u003eIf you're not completely satisfied, we offer a 90-day money-back guarantee. Return the unused portion in its original packaging and we'll process a full refund — no hassle, no questions asked.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eEnvironmental Responsibility\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cul class=\"feature-list\"\u003e\n          \u003cli\u003eTransitioning to compostable and recyclable packaging materials\u003c\/li\u003e\n          \u003cli\u003eEco-friendly production and distribution methods\u003c\/li\u003e\n          \u003cli\u003eCommitted to education on safe, responsible, and minimal-use application practices\u003c\/li\u003e\n          \u003cli\u003eSupport for sustainable agriculture in California's San Joaquin Valley\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"nested-details\"\u003e\n      \u003csummary\u003eCharitable Contributions\u003c\/summary\u003e\n      \u003cdiv\u003e\n        \u003cp\u003e1% of all profits go to our foundation, focused on improving educational opportunities for children.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- DOCUMENTS --\u003e\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cspan class=\"green\"\u003eDOCUMENTS\u003c\/span\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"details-content\"\u003e\n    \u003cul class=\"doc-links\"\u003e\n      \u003cli\u003e📄 \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/0900\/files\/Copper_Sulfate_SDS.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSafety Data Sheet (SDS)\u003c\/a\u003e\n\u003c\/li\u003e\n      \u003cli\u003e📋 \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/0900\/files\/Copper_Sulfate_Label.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eProduct Label\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- DISCOVER MORE --\u003e\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cspan class=\"green\"\u003eDISCOVER MORE\u003c\/span\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"details-content\"\u003e\n    \u003cul class=\"discover-list\"\u003e\n      \u003cli\u003e\u003ca href=\"https:\/\/www.greenwaybiotech.com\/blogs\/gardening-articles\/bordeaux-mixture-complete-guide\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eComplete Guide to Bordeaux Mixture — How to make and apply the classic 4-4-50 fungicide\u003c\/a\u003e\u003c\/li\u003e\n      \u003cli\u003e\u003ca href=\"https:\/\/www.greenwaybiotech.com\/blogs\/gardening-articles\/7-reasons-to-keep-copper-sulfate-handy-in-your-home\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e7 Reasons to Keep Copper Sulfate Handy in Your Home\u003c\/a\u003e\u003c\/li\u003e\n      \u003cli\u003e\u003ca href=\"https:\/\/www.greenwaybiotech.com\/blogs\/gardening-articles\/a-guide-to-natural-herbicides-pesticides-and-fungicides-for-your-garden\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eGuide to Natural Herbicides, Pesticides and Fungicides for Your Garden\u003c\/a\u003e\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- HAVE QUESTIONS? (LAST) --\u003e\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cspan class=\"green\"\u003eHAVE QUESTIONS?\u003c\/span\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"details-content\"\u003e\n    \u003cp\u003eCheck out our \u003ca href=\"\/pages\/faq\" target=\"_blank\" rel=\"noopener noreferrer\"\u003efull FAQ page\u003c\/a\u003e or contact our experts for personalized advice.\u003c\/p\u003e\n    \u003cp\u003e📧 \u003ca href=\"mailto:questions@greenwaybiotech.com\"\u003equestions@greenwaybiotech.com\u003c\/a\u003e\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- ═══════════════════════════════════════════════════════════════\nMETA \u0026 SCHEMA DELIVERABLES\n═══════════════════════════════════════════════════════════════ --\u003e\n\n\u003c!--\nMETA TITLE (64 chars):\nCopper Sulfate Crystals 99% Pure — Algae Control | Greenway Biotech\n\nMETA DESCRIPTION (158 chars):\n99% pure copper sulfate crystals for pool algae, Bordeaux mixture, root control \u0026 copper deficiency. Lab tested. CDFA registered. Free shipping on $100+.\n--\u003e","brand":"Greenway Biotech, Inc.","offers":[{"title":"1 Pound","offer_id":47862891708634,"sku":"0701748873856","price":21.99,"currency_code":"USD","in_stock":true},{"title":"2 Pounds","offer_id":47862891741402,"sku":"619206360667","price":29.99,"currency_code":"USD","in_stock":true},{"title":"3 Pounds","offer_id":47862891774170,"sku":"0701748873863","price":39.99,"currency_code":"USD","in_stock":true},{"title":"5 Pounds","offer_id":47862891806938,"sku":"701748873634","price":49.99,"currency_code":"USD","in_stock":true},{"title":"10 Pounds","offer_id":47862891839706,"sku":"018227120968","price":69.99,"currency_code":"USD","in_stock":true},{"title":"25 Pounds","offer_id":47862891872474,"sku":"018227120845","price":123.99,"currency_code":"USD","in_stock":true},{"title":"50 Pounds (or 2 x 25 pound bags)","offer_id":47862891905242,"sku":"018227120975","price":244.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/6244\/1063\/files\/Copper_Sulfate_Pentahydrate_Crystals.jpg?v=1778681126","url":"https:\/\/midwestgrowco.com\/products\/copper-sulfate-crystals","provider":"Midwest Grow LLC","version":"1.0","type":"link"}