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A soluble fast acting product.. Naturally mined gypsum is considered an allowed non-synthetic input for crop use according to National Organic Program (NOP) regulations. Natural gypsum is also listed generically as acceptable in the Organic Materials Review Institute (OMRI) handbook. Calcium (Ca): 21% Sulfur (S): 16% Moisture: 5% Calcium Sulfate Dihydrate: 85% pH: 7.25 Density per cubic foot: 51 lbs Particle size: powder Uses for Ultra-Fine Organic Gypsum: Agricultural Crops Lawns & Gardens Compost Additive Water Clarifier Industrial Applications
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🇺🇸 Ship from USA · On Agora since 2026
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