{"product_id":"ammonium-sulfate-fertilizer-21-nitrogen-24-sulfur","title":"Ammonium Sulfate Fertilizer – 21% Nitrogen \u0026 24% Sulfur","description":"\u003cp\u003eBoost crop nutrition and optimize soil health with Ammonium Sulfate Fertilizer, delivering 21% ammoniacal nitrogen and 24% plant-available sulfate sulfur. As a physiologically acidic fertilizer, it is particularly effective for amending alkaline and calcareous soils while supplying vital nutrients that enhance protein synthesis, chlorophyll formation, and overall plant vigor.\u003c\/p\u003e\u003ch3\u003eGuaranteed Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Nitrogen (N):\u003c\/strong\u003e ≥21.0% (Ammoniacal Nitrogen)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSulfur (S):\u003c\/strong\u003e ≥24.0% (Sulfate Sulfur)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture:\u003c\/strong\u003e ≤0.5%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAppearance:\u003c\/strong\u003e White or translucent crystalline powder \/ compact granules\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eGrades \u0026amp; Application Methods\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrystalline Grade:\u003c\/strong\u003e Rapid-dissolving with high water solubility. Highly recommended for drip irrigation, fertigation systems, foliar spraying, and liquid fertilizer formulation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGranular Grade:\u003c\/strong\u003e Durable, low-dust granules engineered for uniform mechanical broadcast spreading, direct soil application, and bulk blending (BB fertilizer).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAgronomic Benefits \u0026amp; Target Crops\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlkaline Soil Improvement:\u003c\/strong\u003e Helps lower rhizosphere pH in high-pH soils, improving the availability and uptake of phosphorus and micronutrients.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Sulfur Nutrition:\u003c\/strong\u003e Ideal for sulfur-demanding crops including tea bushes, fruit trees, vegetables, oilseeds, and field cash crops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFertilizer Manufacturing:\u003c\/strong\u003e Widely sourced by fertilizer blenders, water-soluble fertilizer manufacturers, and commercial orchard bases.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eStorage \u0026amp; Handling Guidelines\u003c\/h3\u003e\u003cp\u003eStore in a cool, dry, and well-ventilated storage facility. Keep packaging tightly sealed to prevent moisture absorption and caking. Always consult local agronomic guidelines and test soil parameters before determining field application rates.\u003c\/p\u003e","brand":"Apex Fertilizer \u0026 Chemicals","offers":[{"title":"颗粒 \/ 50kg PP\/PE Bag","offer_id":68047195209877,"sku":"AS-Granular-25kg","price":0.01,"currency_code":"USD","in_stock":true},{"title":"颗粒 \/ 1000kg Jumbo Bag","offer_id":68047195242645,"sku":"AS-Granular-50kg","price":0.01,"currency_code":"USD","in_stock":true},{"title":"颗粒 \/ Bulk in 20'FCL","offer_id":68047195275413,"sku":"AS-Granular-Bulk","price":0.01,"currency_code":"USD","in_stock":true},{"title":"Crystal \/ 50kg PP\/PE Bag","offer_id":68047195308181,"sku":"AS-Crystal-25kg","price":0.01,"currency_code":"USD","in_stock":true},{"title":"Crystal \/ 1000kg Jumbo Bag","offer_id":68047195340949,"sku":"AS-Crystal-50kg","price":0.01,"currency_code":"USD","in_stock":true},{"title":"Crystal \/ Bulk in 20'FCL","offer_id":68047195373717,"sku":"AS-Crystal-Bulk","price":0.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0812\/0595\/2661\/files\/a9d89b357495ec3ef50e8161eeba003c.png?v=1792746657","url":"https:\/\/agrosourcechem.com\/products\/ammonium-sulfate-fertilizer-21-nitrogen-24-sulfur","provider":"Apex Fertilizer \u0026 Chemicals","version":"1.0","type":"link"}