{"product_id":"monoammonium-phosphate-fertilizer-12-61-0","title":"Monoammonium Phosphate Fertilizer 12-61-0","description":"\u003c!-- ═══════════════════════════════════════════════════════════════\n     Monoammonium Phosphate (MAP) 12-61-0 Water-Soluble Fertilizer\n     Greenway Biotech Product Page\n     Version: 2.6.7 | Updated: February 2026\n     Architecture: Modular CSS + Dispatcher Calculator Pattern\n     Blog Articles Linked: 0\n     Blog Articles TODO: 3 needed\n     ═══════════════════════════════════════════════════════════════ --\u003e\n\n\u003cdiv class=\"gwb-product\"\u003e\n\u003cdiv class=\"wrapper\"\u003e\n\n  \u003c!-- ════════ HERO ════════ --\u003e\n  \u003ch1\u003eMonoammonium Phosphate (MAP) \u003cspan class=\"green\"\u003e12-61-0\u003c\/span\u003e Water-Soluble Fertilizer\u003c\/h1\u003e\n  \u003cp class=\"hero-subtitle\"\u003eProfessional-grade water-soluble MAP delivering an industry-leading 61% phosphorus for exceptional flowering, fruiting, and root development. Dissolves completely for drip irrigation, fertigation, hydroponics, and foliar applications — unlike granular MAP, which is for soil use only.\u003c\/p\u003e\n\n  \u003c!-- Trust Badges --\u003e\n  \u003cdiv class=\"trust-badges\"\u003e\n    \u003cspan class=\"badge\" aria-label=\"CDFA Registered Fertilizer\"\u003e🧪 CDFA Registered\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 ════════ --\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\"\u003eDrip Irrigation\u003c\/div\u003e\n        \u003cdiv class=\"best-for-rate\"\u003e1–2 lbs per 100 gallons\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\"\u003eHydroponics\u003c\/div\u003e\n        \u003cdiv class=\"best-for-rate\"\u003e0.5–1.0 g per gallon\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\"\u003eFoliar Spray\u003c\/div\u003e\n        \u003cdiv class=\"best-for-rate\"\u003e1–2 tbsp per gallon\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\"\u003eFlowering Stage\u003c\/div\u003e\n        \u003cdiv class=\"best-for-rate\"\u003eIncrease rates 2 weeks before bloom\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\"\u003eField \u0026amp; Garden\u003c\/div\u003e\n        \u003cdiv class=\"best-for-rate\"\u003e1–4 lbs per 100 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\"\u003eCommercial Crops\u003c\/div\u003e\n        \u003cdiv class=\"best-for-rate\"\u003e20–80 lbs per acre\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- ════════ 1. 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🏆 Industry-Leading 61% Phosphorus\u003c\/h3\u003e\n          \u003cp\u003eAt 61% P₂O₅, this water-soluble MAP delivers more available phosphorus per pound than virtually any other commercial fertilizer, maximizing return on every application.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e💧 100% Water-Soluble Powder\u003c\/h3\u003e\n          \u003cp\u003eDissolves completely with no residue — safe for drip lines, injectors, and foggers. Unlike granular MAP 11-52-0, this technical-grade powder is engineered for liquid feed systems.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🌸 Bloom \u0026amp; Fruit Set Support\u003c\/h3\u003e\n          \u003cp\u003eHigh phosphorus drives ATP energy transfer, flower initiation, bud formation, and fruit set — making MAP 12-61-0 the go-to choice for the transition into reproductive growth.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🌱 Deep Root Development\u003c\/h3\u003e\n          \u003cp\u003ePhosphorus is critical for cell division and root elongation. Early-season MAP applications establish strong root architecture that supports the entire growing cycle.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e⚗️ pH-Lowering Effect\u003c\/h3\u003e\n          \u003cp\u003eMAP solutions have a pH of approximately 4.5, making this fertilizer ideal for alkaline soils and hard irrigation water where phosphorus availability is often limited by high pH.\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 ensure crop purity and environmental safety. Technical-grade purity exceeds agricultural-grade MAP in dissolved clarity and consistency.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🌿 Hydroponic Compatible\u003c\/h3\u003e\n          \u003cp\u003eA primary phosphorus source in hydroponic nutrient solutions. Compatible with most hydroponic nutrients at 0.5–1.0 g per gallon — adjust pH after addition as MAP is acidic.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🧪 CDFA Registered\u003c\/h3\u003e\n          \u003cp\u003eRegistered with the California Department of Food and Agriculture. Meets all labeling and analytical requirements for commercial fertilizer sale and use in California and nationwide.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🎯 Precision Fertigation\u003c\/h3\u003e\n          \u003cp\u003eDissolves at 1–2 lbs per 100 gallons for injection through drip systems. Delivers phosphorus directly to the root zone with no soil tie-up or granule breakdown lag time.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🌍 Reduced Environmental Impact\u003c\/h3\u003e\n          \u003cp\u003ePrecise liquid delivery minimizes phosphorus runoff versus broadcast granular application. Targeted fertigation means less product used, less leaching, and more efficient uptake.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ════════ 2. DERIVED FROM ════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eDERIVED FROM\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n      \u003cp\u003eGreenway Biotech sources technical-grade monoammonium phosphate produced by the controlled reaction of high-purity ammonia with food\/technical-grade phosphoric acid. The result is a clean, white crystalline powder with superior solubility compared to agricultural-grade granular MAP.\u003c\/p\u003e\n\n      \u003ch3 class=\"brown\"\u003ePrimary Source\u003c\/h3\u003e\n      \u003cdiv class=\"pairs-grid\"\u003e\n        \u003cdiv class=\"pair-item\"\u003e\n          \u003ch3\u003eTechnical Grade Monoammonium Phosphate (NH₄H₂PO₄)\u003c\/h3\u003e\n          \u003cp\u003eWater-soluble powder grade — distinct from agricultural granular MAP 11-52-0, which does not dissolve and is intended for direct soil incorporation only. This technical grade is manufactured to higher purity standards for use in liquid feed systems, hydroponics, and foliar applications.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ════════ 3. 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      \u003cdiv class=\"info-box\"\u003e\n        \u003ch3 class=\"teal\"\u003e12-61-0: Maximum Phosphorus, Immediate Availability\u003c\/h3\u003e\n        \u003cp\u003eMAP 12-61-0 is formulated for applications where rapid, high-concentration phosphorus delivery is required. The 12% ammoniacal nitrogen works synergistically — the acidifying effect of ammonium lowers rhizosphere pH, which directly increases phosphorus solubility and uptake efficiency at the root surface.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"benefits-grid\"\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🌿 Nitrogen — 12% (Ammoniacal)\u003c\/h3\u003e\n          \u003cp\u003eAll nitrogen is in ammonium (NH₄⁺) form — immediately available and taken up alongside phosphate ions. Ammonium also acidifies the root zone, enhancing phosphorus release from soil particles and improving overall micronutrient availability.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🌸 Phosphorus — 61% P₂O₅\u003c\/h3\u003e\n          \u003cp\u003eAmong the highest phosphorus concentrations available in any water-soluble fertilizer. Phosphorus drives ATP energy production, cell division, DNA synthesis, and the signaling cascades that initiate flowering and fruit development.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e⚖️ Potassium — 0%\u003c\/h3\u003e\n          \u003cp\u003eMAP contains no potassium, allowing growers to supply phosphorus independently without altering potassium ratios. Pair with \u003ca href=\"\/products\/monopotassium-phosphate\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eMKP 0-52-34\u003c\/a\u003e or \u003ca href=\"\/products\/potassium-sulfate-0-0-53\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ePotassium Sulfate\u003c\/a\u003e to complete a balanced program.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003ch3 class=\"brown\"\u003eWhy Water-Soluble MAP Outperforms Granular for Liquid Systems\u003c\/h3\u003e\n      \u003cdiv class=\"benefits-grid\"\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e⚡ Immediate Availability\u003c\/h3\u003e\n          \u003cp\u003eNo granule breakdown required. Dissolved MAP delivers phosphate ions directly to roots on contact — critical during the narrow flowering window where phosphorus demand peaks within days.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🎯 System-Safe Chemistry\u003c\/h3\u003e\n          \u003cp\u003eTechnical-grade purity means no insoluble fillers that clog emitters or injectors. Granular MAP 11-52-0 contains binders and coatings that make it unsuitable for any liquid delivery system.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e📊 Precise Dosing\u003c\/h3\u003e\n          \u003cp\u003eDissolve by weight for exact PPM targeting. Hydroponic and fertigation growers can maintain 150–200 ppm phosphorus in solution with consistent, measurable accuracy not possible with granular products.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ════════ 4. 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\"\u003eField \u0026amp; Garden — Vegetative Stage\u003c\/h3\u003e\n      \u003cdiv class=\"table-scroll\"\u003e\n        \u003ctable\u003e\n          \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eArea\u003c\/th\u003e\n\u003cth\u003eApplication Rate\u003c\/th\u003e\n\u003cth\u003eFrequency\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n\u003ctd\u003ePer 100 square feet\u003c\/td\u003e\n\u003ctd\u003e1–2 lbs\u003c\/td\u003e\n\u003ctd\u003eEvery 4–6 weeks\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003ctd\u003ePer Acre\u003c\/td\u003e\n\u003ctd\u003e20–40 lbs\u003c\/td\u003e\n\u003ctd\u003eDuring growing season\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003ctd\u003eContainer Plants (5 gal)\u003c\/td\u003e\n\u003ctd\u003e1–2 tablespoons\u003c\/td\u003e\n\u003ctd\u003eEvery 2–3 weeks\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n\n      \u003ch3 class=\"brown\"\u003eField \u0026amp; Garden — Flowering \u0026amp; Fruiting Stage\u003c\/h3\u003e\n      \u003cdiv class=\"table-scroll\"\u003e\n        \u003ctable\u003e\n          \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eArea\u003c\/th\u003e\n\u003cth\u003eApplication Rate\u003c\/th\u003e\n\u003cth\u003eFrequency\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n\u003ctd\u003ePer 100 square feet\u003c\/td\u003e\n\u003ctd\u003e2–4 lbs\u003c\/td\u003e\n\u003ctd\u003eEvery 4–6 weeks\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003ctd\u003ePer Acre\u003c\/td\u003e\n\u003ctd\u003e40–80 lbs\u003c\/td\u003e\n\u003ctd\u003eAs needed\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003ctd\u003eContainer Plants (5 gal)\u003c\/td\u003e\n\u003ctd\u003e2–3 tablespoons\u003c\/td\u003e\n\u003ctd\u003eEvery 2 weeks\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n\n      \u003ch3 class=\"brown\"\u003eLiquid Application Methods\u003c\/h3\u003e\n      \u003cdiv class=\"table-scroll\"\u003e\n        \u003ctable\u003e\n          \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eMethod\u003c\/th\u003e\n\u003cth\u003eRate\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n\u003ctd\u003eDrip Irrigation \/ Fertigation\u003c\/td\u003e\n\u003ctd\u003e1–2 lbs per 100 gallons\u003c\/td\u003e\n\u003ctd\u003eVegetables, orchards, commercial crops\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003ctd\u003eFoliar Spray\u003c\/td\u003e\n\u003ctd\u003e1–2 tbsp per gallon\u003c\/td\u003e\n\u003ctd\u003eQuick correction, transitional feeding\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003ctd\u003eHydroponics\u003c\/td\u003e\n\u003ctd\u003e0.5–1.0 g per gallon; maintain 150–200 ppm P\u003c\/td\u003e\n\u003ctd\u003eSoilless systems — adjust pH after addition\u003c\/td\u003e\n\u003c\/tr\u003e\n            \u003ctr\u003e\n\u003ctd\u003eBroadcasting (dissolved)\u003c\/td\u003e\n\u003ctd\u003eDissolve, then apply 1–2 lbs per 100 sq ft\u003c\/td\u003e\n\u003ctd\u003eField crops, lawns\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⚠️ Note:\u003c\/strong\u003e This is a water-soluble powder. Always dissolve fully before use. Do not apply dry granules to liquid systems. For dry soil broadcasting, see \u003ca href=\"\/products\/monoammonium-phosphate-11-52-0\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eMAP 11-52-0 Granular\u003c\/a\u003e.\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ════════ 5. 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\"\u003eDrip Irrigation \u0026amp; Fertigation\u003c\/h3\u003e\n      \u003col\u003e\n        \u003cli\u003eWeigh the required amount using a kitchen or postal scale for accuracy.\u003c\/li\u003e\n        \u003cli\u003ePre-dissolve MAP in a small volume of warm water, stirring until fully clear.\u003c\/li\u003e\n        \u003cli\u003eAdd dissolved solution to your injection tank or stock reservoir.\u003c\/li\u003e\n        \u003cli\u003eInject at 1–2 lbs per 100 gallons of irrigation water.\u003c\/li\u003e\n        \u003cli\u003eFlush the system briefly with plain water after each fertigation cycle to prevent line buildup.\u003c\/li\u003e\n      \u003c\/ol\u003e\n\n      \u003ch3 class=\"brown\"\u003eHydroponics\u003c\/h3\u003e\n      \u003col\u003e\n        \u003cli\u003eWeigh 0.5–1.0 grams per gallon of final nutrient solution volume.\u003c\/li\u003e\n        \u003cli\u003eDissolve in a small amount of water before adding to reservoir.\u003c\/li\u003e\n        \u003cli\u003eAdd to reservoir alongside other nutrients — add MAP before calcium-containing products to avoid precipitation.\u003c\/li\u003e\n        \u003cli\u003eMeasure pH after all nutrients are added and adjust to target range (5.5–6.5 for most crops).\u003c\/li\u003e\n        \u003cli\u003eMonitor EC — MAP will increase conductivity. Measure before and after addition.\u003c\/li\u003e\n      \u003c\/ol\u003e\n\n      \u003ch3 class=\"brown\"\u003eFoliar Spray\u003c\/h3\u003e\n      \u003col\u003e\n        \u003cli\u003eMix 1–2 tablespoons per gallon of water.\u003c\/li\u003e\n        \u003cli\u003eOptionally add a surfactant for better leaf coverage.\u003c\/li\u003e\n        \u003cli\u003eSpray early morning or late evening to minimize evaporation and leaf burn risk.\u003c\/li\u003e\n        \u003cli\u003eAvoid applying during active flowering — spray vegetative tissue only.\u003c\/li\u003e\n        \u003cli\u003eRepeat every 2–4 weeks as needed for quick phosphorus correction.\u003c\/li\u003e\n      \u003c\/ol\u003e\n\n      \u003ch3 class=\"brown\"\u003eSoil \u0026amp; Garden Beds (Dissolved)\u003c\/h3\u003e\n      \u003col\u003e\n        \u003cli\u003eDissolve 1–4 lbs per 100 sq ft in water before application.\u003c\/li\u003e\n        \u003cli\u003eApply as a soil drench, watering evenly across the root zone.\u003c\/li\u003e\n        \u003cli\u003eFor pre-plant applications, apply 2–4 weeks before transplanting.\u003c\/li\u003e\n        \u003cli\u003eReapply every 4–6 weeks during the growing season, increasing rates at flowering onset.\u003c\/li\u003e\n      \u003c\/ol\u003e\n\n      \u003cdiv class=\"info-box\"\u003e\n        \u003ch3 class=\"teal\"\u003ePro Tip: Time Your Peak Application\u003c\/h3\u003e\n        \u003cp\u003eFor flowering vegetables and fruits, begin increasing MAP rates 1–2 weeks before expected bloom. Phosphorus needs to be present in plant tissue \u003cem\u003ebefore\u003c\/em\u003e flowering begins — waiting until you see flowers means the window for maximum fruit set support has already partially closed.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003ch3 class=\"brown\"\u003eWhen MAP 12-61-0 Is the Right Choice\u003c\/h3\u003e\n      \u003cul class=\"feature-list\"\u003e\n        \u003cli\u003eYou're feeding through drip irrigation, injectors, or a fertigation system\u003c\/li\u003e\n        \u003cli\u003eYou're growing hydroponically and need a precise phosphorus source\u003c\/li\u003e\n        \u003cli\u003eYour soil or water pH is above 7.0 and phosphorus availability is reduced\u003c\/li\u003e\n        \u003cli\u003ePlants are showing phosphorus deficiency (purple\/reddish leaf undersides)\u003c\/li\u003e\n        \u003cli\u003eYou're transitioning crops into the flowering or fruiting stage\u003c\/li\u003e\n        \u003cli\u003eYou need foliar phosphorus correction quickly\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\u003eYou're broadcasting dry fertilizer across a field or lawn — use \u003ca href=\"\/products\/monoammonium-phosphate-11-52-0\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eMAP 11-52-0 Granular\u003c\/a\u003e instead, which is more economical for soil incorporation\u003c\/li\u003e\n        \u003cli\u003eYou need potassium alongside phosphorus — consider \u003ca href=\"\/products\/monopotassium-phosphate\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eMKP 0-52-34\u003c\/a\u003e which provides both P and K\u003c\/li\u003e\n        \u003cli\u003eYou need a slow-release phosphorus option — \u003ca href=\"\/products\/organic-bone-meal-fertilizer\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eBone Meal 3-15-0\u003c\/a\u003e provides gentler, longer-lasting release for established plantings\u003c\/li\u003e\n      \u003c\/ul\u003e\n\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ════════ 6. CALCULATOR ════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eMAP 12-61-0 CALCULATOR\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n      \u003cdiv class=\"gwb-calculator\" data-calc=\"map-12-61-0\"\u003e\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ════════ 7. 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 when handling concentrated powder or solutions\u003c\/li\u003e\n            \u003cli\u003eUse safety glasses or goggles — fine powder can irritate eyes\u003c\/li\u003e\n            \u003cli\u003eWear a dust mask when measuring or pouring to avoid inhaling fine particles\u003c\/li\u003e\n            \u003cli\u003eWash hands thoroughly with soap and water after handling\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 a cool, dry location in the original sealed container\u003c\/li\u003e\n            \u003cli\u003eMAP is hygroscopic — exposure to humidity will cause caking; reseal tightly after each use\u003c\/li\u003e\n            \u003cli\u003eKeep away from direct sunlight and heat sources\u003c\/li\u003e\n            \u003cli\u003eStore away from children and pets\u003c\/li\u003e\n            \u003cli\u003eDo not store near incompatible materials (calcium-containing fertilizers, strong oxidizers)\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\u003eDo not mix concentrated MAP solution directly with calcium nitrate — precipitate will form; dilute separately before combining\u003c\/li\u003e\n            \u003cli\u003eMAP solution is acidic (pH ~4.5) — handle with care and avoid contact with skin and eyes\u003c\/li\u003e\n            \u003cli\u003eAvoid foliar application during flowering or in temperatures above 90°F to prevent leaf burn\u003c\/li\u003e\n            \u003cli\u003eDo not exceed recommended rates — excess phosphorus can lock out zinc, iron, and other micronutrients\u003c\/li\u003e\n            \u003cli\u003eFollow all local regulations regarding fertilizer application near waterways\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 with clean water for 15 minutes. Seek medical attention if irritation persists\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eSkin contact:\u003c\/strong\u003e Wash affected area with soap and water\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eIngestion:\u003c\/strong\u003e Do not induce vomiting. Contact Poison Control (1-800-222-1222) or seek medical attention\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eInhalation:\u003c\/strong\u003e Move to fresh air. Seek medical attention if symptoms persist\u003c\/li\u003e\n          \u003c\/ul\u003e\n          \u003cp\u003eRefer to the \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/0900\/files\/Monoammonium_Phosphate_Material_Safety_Data_Sheet.pdf?591004553941417631\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSafety Data Sheet (SDS)\u003c\/a\u003e for complete safety information.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ════════ 8. 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\u003eMAP 12-61-0 delivers phosphorus and a modest nitrogen boost — pair it with these products to build a complete, balanced nutrient program.\u003c\/p\u003e\n      \u003cdiv class=\"pairs-grid\"\u003e\n        \u003ca href=\"\/products\/calcium-nitrate\" class=\"pair-item\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\n          \u003ch3\u003eCalcium Nitrate 15.5-0-0\u003c\/h3\u003e\n          \u003cp\u003eAdds fast-release nitrogen and essential calcium — the ideal companion for vegetative stages. Mix separately before combining to avoid precipitation.\u003c\/p\u003e\n        \u003c\/a\u003e\n        \u003ca href=\"\/products\/monopotassium-phosphate\" class=\"pair-item\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\n          \u003ch3\u003eMKP 0-52-34\u003c\/h3\u003e\n          \u003cp\u003eAdds potassium to your phosphorus program without adding nitrogen. Ideal during late flower and fruit ripening when K demand is highest.\u003c\/p\u003e\n        \u003c\/a\u003e\n        \u003ca href=\"\/products\/potassium-sulfate-0-0-53\" class=\"pair-item\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\n          \u003ch3\u003ePotassium Sulfate 0-0-53\u003c\/h3\u003e\n          \u003cp\u003eProvides sulfur alongside potassium to complete a P-K finishing formula for fruits, vegetables, and specialty crops.\u003c\/p\u003e\n        \u003c\/a\u003e\n        \u003ca href=\"\/products\/magnesium-nitrate-fertilizer-11-0-0\" class=\"pair-item\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\n          \u003ch3\u003eMagnesium Nitrate 11-0-0\u003c\/h3\u003e\n          \u003cp\u003eSupplies magnesium and additional nitrogen. Magnesium is the central atom of chlorophyll — critical for photosynthesis efficiency alongside high-P feeding.\u003c\/p\u003e\n        \u003c\/a\u003e\n        \u003ca href=\"\/products\/chelated-iron-edta\" class=\"pair-item\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\n          \u003ch3\u003eChelated Iron EDTA 13%\u003c\/h3\u003e\n          \u003cp\u003eHigh phosphorus programs can reduce iron availability. Add chelated iron to prevent chlorosis in high-phosphorus fertigation programs.\u003c\/p\u003e\n        \u003c\/a\u003e\n        \u003ca href=\"\/products\/monoammonium-phosphate-11-52-0\" class=\"pair-item\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\n          \u003ch3\u003eMAP 11-52-0 Granular\u003c\/h3\u003e\n          \u003cp\u003eNeed phosphorus for direct soil incorporation or broadcasting? The granular version is designed for soil application where liquid systems aren't in use.\u003c\/p\u003e\n        \u003c\/a\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ════════ 9. 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\u003eWhat is the difference between MAP 12-61-0 and MAP 11-52-0?\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003eThese are two different grades of monoammonium phosphate for different applications. MAP 12-61-0 is a \u003cstrong\u003etechnical-grade water-soluble powder\u003c\/strong\u003e that dissolves completely in water — it is designed for drip irrigation, fertigation, hydroponics, and foliar spray. MAP 11-52-0 is an \u003cstrong\u003eagricultural-grade granular product\u003c\/strong\u003e for direct soil application only; it does not dissolve and will clog liquid delivery systems if you attempt to use it that way.\u003c\/p\u003e\n          \u003cp\u003eIn terms of nutrient content, MAP 12-61-0 has slightly higher phosphorus (61% vs. 52%) and slightly lower nitrogen (12% vs. 11%) than the granular grade. Choose 12-61-0 for any liquid feed program, and \u003ca href=\"\/products\/monoammonium-phosphate-11-52-0\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eMAP 11-52-0\u003c\/a\u003e for broadcasting or incorporating into soil.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eWhy does MAP 12-61-0 lower solution pH, and is that a problem?\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003eMAP solutions have a pH of approximately 4.5 due to the acidic nature of monoammonium phosphate. In most cases this is actually beneficial — it helps dissolve calcium carbonate scale in hard water, improves phosphorus availability in alkaline soils (pH above 7.0), and keeps nutrients in their plant-available ionic form in the solution.\u003c\/p\u003e\n          \u003cp\u003eIn hydroponics, monitor your reservoir pH after adding MAP and adjust back to your target range (typically 5.5–6.5). In drip fertigation, the final dilution in irrigation water usually brings the pH to an acceptable range, but test if you're working with already-acidic water or soils below pH 6.0.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eCan I mix MAP 12-61-0 with calcium nitrate in the same tank?\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003eNot in concentrated form. Phosphate ions (from MAP) and calcium ions (from calcium nitrate) react to form calcium phosphate, an insoluble white precipitate that will clog injectors, emitters, and tank outlets. Always use separate stock tanks for phosphorus-containing fertilizers and calcium-containing fertilizers.\u003c\/p\u003e\n          \u003cp\u003eWhen applying through a single irrigation line, inject each from a separate tank so they only mix in the highly diluted irrigation stream, where precipitation is no longer a risk. This is standard practice in commercial fertigation programs.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eWhat makes MAP 12-61-0 ideal for flowering and fruiting?\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003ePhosphorus is the primary driver of reproductive growth in plants. It enables ATP production (the energy currency for all metabolic activity), supports cell division during rapid fruit development, and triggers the hormonal signaling that initiates flower bud formation. The 61% P₂O₅ concentration in MAP 12-61-0 is among the highest available in any water-soluble fertilizer, delivering maximum phosphorus per unit of product.\u003c\/p\u003e\n          \u003cp\u003eFor best results, begin increasing MAP application rates 1–2 weeks before expected flowering to build phosphorus reserves in plant tissue before the bloom window opens.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eIs MAP 12-61-0 safe to use in hydroponics?\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003eYes — MAP 12-61-0 is commonly used as a phosphorus source in hydroponic nutrient solutions at 0.5–1.0 grams per gallon. Because it is acidic, always measure and adjust pH after adding MAP to your reservoir. Maintain 150–200 ppm phosphorus in solution for most crops during vegetative and early flowering stages.\u003c\/p\u003e\n          \u003cp\u003eImportant: add MAP to the reservoir before any calcium-containing nutrients to prevent localized precipitation during mixing. Always pre-dissolve MAP in water before adding to the main reservoir.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eHow does excess phosphorus affect micronutrient availability?\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003eHigh phosphorus levels in solution or soil can suppress the uptake of zinc, iron, and manganese by competing for the same transport sites in roots. This is particularly relevant in high-P fertigation programs where EC and phosphorus levels are elevated for extended periods.\u003c\/p\u003e\n          \u003cp\u003eMonitor plants for signs of iron or zinc deficiency (interveinal chlorosis, small new leaves) during intensive MAP programs and supplement with \u003ca href=\"\/products\/chelated-iron-edta\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eChelated Iron EDTA\u003c\/a\u003e or \u003ca href=\"\/products\/chelated-zinc-edta\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eChelated Zinc EDTA\u003c\/a\u003e as needed. Staying within recommended rates significantly reduces this risk.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ════════ 10. 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 Guaranteed\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cul class=\"feature-list\"\u003e\n            \u003cli\u003eTechnical-grade monoammonium phosphate manufactured to higher purity standards than agricultural-grade products\u003c\/li\u003e\n            \u003cli\u003eRegistered with the California Department of Food and Agriculture (CDFA)\u003c\/li\u003e\n            \u003cli\u003eIndependently lab tested for heavy metal content to ensure crop safety\u003c\/li\u003e\n            \u003cli\u003eConsistent batch-to-batch chemistry for reliable nutrient dosing\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\u003eWe stand behind the quality of our MAP 12-61-0 Water-Soluble Fertilizer. If you're not completely satisfied with your purchase, we offer a 90-day money-back guarantee. Simply return the unused portion in its original packaging and we'll process a full refund, 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\u003ePrecise liquid delivery reduces phosphorus runoff compared to broadcast granular application\u003c\/li\u003e\n            \u003cli\u003eTechnical-grade purity minimizes unnecessary chemical loading in soil and water\u003c\/li\u003e\n            \u003cli\u003eWe source raw materials from reputable suppliers meeting current environmental standards\u003c\/li\u003e\n            \u003cli\u003eOngoing research into efficient nutrient delivery to minimize environmental impact\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\u003eAt Greenway Biotech, we believe in giving back to our community. 1% of all profits from our product sales go to the Greenway Foundation, dedicated to supporting children's education. Your purchase contributes directly to improving educational opportunities for children.\u003c\/p\u003e\n          \u003cp\u003eFor more information, visit \u003ca href=\"https:\/\/greenway.foundation\" target=\"_blank\" rel=\"noopener noreferrer\"\u003egreenway.foundation\u003c\/a\u003e.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ════════ 11. 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\/Monoammonium_Phosphate_Material_Safety_Data_Sheet.pdf?591004553941417631\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSafety Data Sheet (SDS)\u003c\/a\u003e\n\u003c\/li\u003e\n        \u003cli\u003e📋 Product Label (Contact for latest version)\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ════════ 12. 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\u003eBlog articles about MAP, phosphorus fertilization, and fertigation will be linked here once published.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ════════ 13. HAVE QUESTIONS? ════════ --\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","brand":"Greenway Biotech, Inc.","offers":[{"title":"2 Pounds","offer_id":47862886301914,"sku":"018227121071","price":29.99,"currency_code":"USD","in_stock":true},{"title":"5 Pounds","offer_id":47862886334682,"sku":"701748874303","price":49.99,"currency_code":"USD","in_stock":true},{"title":"10 Pounds","offer_id":47862886367450,"sku":"018227121064","price":89.99,"currency_code":"USD","in_stock":true},{"title":"25 Pounds","offer_id":47862886400218,"sku":"701748873979","price":119.99,"currency_code":"USD","in_stock":true},{"title":"50 Pounds (or 2 x 25 pound bags)","offer_id":47862886432986,"sku":"018227121057","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/6244\/1063\/files\/MonoammoniumPhosphate_copy.jpg?v=1778681114","url":"https:\/\/midwestgrowco.com\/products\/monoammonium-phosphate-fertilizer-12-61-0","provider":"Midwest Grow LLC","version":"1.0","type":"link"}