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Molecular formula: KH2PO4
Molecular weight: 136.09
Standard executed: HG2321-1992(technical grade)
Q74465717-12(food grade)
CAS Number: 7778-77-0
Properties:
White or colorless crystal, easily soluble in water, relative density at 2.338 g/cm3, melting point at 252.6℃ , and PH value of 1% solution is 4.5.
Uses:
Used to manufacture metaphosphate in medical or food industry. Used as a high effective K and P compound fertilizer. It contains totally 86% fertilizer elements, used as a basic raw material for N, P and K compound fertilizer.
Packing and storage:
In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place.
Guaranteed Technical Specifications :
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No
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Specifications
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Industrial Grade
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Food Grade
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1
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Main contents % ≥
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99.0
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99.0
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2
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Phosphorus pentoxide % ≥
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51.50
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51.50
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3
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Potassium oxide (K2O) % ≥
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34.0
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34.0
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4
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PH value of 1% solution
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4.3-4.7
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4.3-4.7
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5
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Moisture % ≤
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0.20
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0.20
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6
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Heavy metal, as Pb % ≤
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0.001
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7
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Arsenic, as As % ≤
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0.0003
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8
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Fluoride as F % ≤
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0.005
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9
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Water insoluble % ≤
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0.20
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0.10
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