Synonyms: Di Potassium Phosphate; Dipotassium Hydrogen Phosphate; Potassium Phosphate Dibasic; Phosphoric Acid, Dipotassium salt

Chemical formula: K2HPO4·3H2O

Molecular weight: 228.23

Standard executed: Q/70894764 03-1998

CAS No.: 16788-57-1

H.S. Code: 28352400

Properties:

1. Appearance: white or colorless crystals or powder;

2. Easy to absorb moisture;

3. Solubility: easy to dissolve in water and slightly dissolve in alcohol;

4. Its water solution is slightly alkaline;

5. The relative density of anhydrous crystals is 2.338;

6. Dehydration of molecular is at 204 degree centigrade.

Technical Specification:

1.Industrial grade:

(1)Main content: 98.0% min.

(2)P2O5: 30.50% min.

(3)K2O: 39.5% min.

(4)pH of 1% water solution: 8.8-9.2

(5)Water insoluble: 0.10% max.

(6)Moisture: 3.0% max.

2.Food grade:

(1)Main content: 98.0% min.

(2)P2O5: 30.50% min.

(3)K2O: 39.5% min.

(4)pH of 1% water solution: 8.8-9.2

(5)Water insoluble: 0.10% max.

(6)Arsenic, as As: 0.0003% max.

(7)Fluoride, as F: 0.003% max.

(8)Heavy metal, as Pb: 0.001% max.

(9)Moisture: 3.0% max.

Application: High effective fertilizer, nutrient agent, fermenting agent, etc.

Packaging: Plastic-woven sack with polythene inner bag. Net weight: 25kg, 50kg or 1000kg. Stored in ventilated and dry place.

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