Ammonium dihydrogen phosphate

    Basic information

Technical specifications:
Chemical formula: (NH₄)₂HPO₄
Molecular weight: 132.0
Standard: HG/T4132-2010
Properties:
White granular crystal. Relative density is 1.619, melting point is 155℃. Easily soluble in water and insoluble in alcohol. PH of 1% aqueous solution is 8.0.
Uses:
Ammonium dihydrogen phosphate is mainly used in wood, paper and fabric as fire-proofing agent, as additive of fire retardant coating. It can also be used as leavening agent and nutrient in food industry and in preparing basic raw material of N, P, K combined fertilizer in agricultural fertilizer.
Packing:
Woven bag lined with plastic, net weight is 25, 50 and 1000Kg. Keep in dry and well-ventilated place.

Technical Parameters:

No.	Item	Food grade
1	Main content (as (NH4)2HPO4)%≥	99.0
2	Phosphorus pentoxide (P2O5)%≥	53.0
3	Nitrogen (N)%≥	20.8
4	PH value (1% aqueous solution)	7.6-8.2
5	Moisture %≤	0.2
6	Heavy metal (as Pb)%≤	0.001
7	Arsenic (as AS) %≤	0.0003
8	Fluoride (F)%≤	0.001
9	Water insoluble %≤	0.10

    Product details

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