Potassium phosphate

Manufacturers (Origin) 
 Sichuan Province 
 Use level 
 Industrial 
 Content 
 98 (%) 
 Granularity 
 80 (mesh) 
 CAS Number 
 7758-11-4 
 Implementation of quality standards 
 Black Q / HG 1149-85 
 Brand 
 DKP 







 Guangzhou Supply: dipotassium hydrogen phosphate 

 Chemical formula: K2HPO4 · 3H2O 

 Molecular Weight: 228.22 

 Properties: white granular crystalline, hygroscopic deliquescence, burning into pyrophosphate. Soluble in water, slightly soluble in alcohol. Aqueous solution of phenolphthalein was slightly alkaline. 

 Specifications: 

 No. 

 Name of index 

 Industrial 

 Food-grade 

 1 

 Main content (K2HPO4 · 3H2O dollars)% ≥ 

 98.0 

 98.0 

 2 

 Phosphorus pentoxide (as P2O5)% ≥ 

 40.0 

 40.0 

 3 

 Potassium (K2O dollars to)% ≥ 

 53.0 

 53.0 

 4 

 Water insoluble% ≤ 

 0.25 

 0.25 

 5 

 Arsenic (As)% ≤ 

 0.002 

 0.0003 

 6 

 Iron (Fe)% ≤ 

 0.004 

 0.003 

 7 

 Heavy metals (as Pb)% ≤ 

 0.005 

 0.0005 

 8 

 Chloride (as Cl)% ≤ 

 0.5 

 0.006 

 9 

 Moisture% ≤ 

 3.0 

 3.0 

 10