Potassium dihydrogen phosphate

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Time：2018-04-07 20:24:28

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Detailed introduction：

Detailed introduction:

Chemical formula: KH2PO4
Molecular weight: 136.09
Executive Standard: HG2321-1992
Properties: White or colorless crystals, relative density 2.338, melting point 252.6°C, soluble in water, pH value of 1% aqueous solution is 4.5.

Technical indicators:

No.	Index name	Industrial grade	Gifted class
1	Main content (in KH2PO4) %≥	99.0	99.0
2	P₂O₅%≥	51.50	51.50
3	K₂O %≥	34.0	34.0
4	Chloride (measured as Cl) %≤	0.2	0.02
5	pH value (1% aqueous solution)	4.4-4.8	4.4-4.8
6	Water %≤	0.20	0.20
7	Heavy metal (Pb) %≤	-	0.001
8	Arsenic (calculated as As) %≤	-	0.0003
9	Fluoride (in F) %≤	-	0.002
10	Water insoluble matter %≤	0.10	0.05

Uses: mainly used in medicine, food industry and manufacture of metaphosphate; in agriculture used as a high-efficiency compound fertilizer, the total nutrients K2O + P2O5) is 86%, is the basis for the preparation of N, P, K three yuan compound fertilizer .

Packing: Inner plastic outer packing, net weight 25, 50, 1000Kg per bag, stored in ventilated and dry place.

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