Manufacturers of high-quality anhydrous disodium hydrogen phosphate

Manufacturers (Origin) 
 Sichuan Province 
 Use level 
 Industrial 
 Content 
 98 (%) 
 Granularity 
 90 (mesh) 
 CAS Number 
 7558-79-4 
 Implementation of quality standards 
 HG / T 2965-1985 
 Brand 
 DSP 







 Guangzhou Supply: anhydrous dibasic sodium phosphate 

 Chemical formula: Na2HPO4.XH2O 

 Molecular Weight: 358.14 

 Traits: anhydrous dibasic sodium phosphate as a white powder; disodium hydrogen phosphate dihydrate is a white sand-like crystal stream; twelve water-disodium hydrogen phosphate is white or colorless crystals, 250 ℃ decomposed into sodium pyrophosphate, the proportion of 1.52, melting point of 35.1 ℃; are soluble in water, insoluble in alcohol, in the air easily weathered. 

 Specifications: 

 No. 

 Name of index 

 Anhydrous 

 Dihydrate 

 Twelve water objects 

 1 

 Main content% ≥ 

 98.0 

 98.0 

 98.0 

 2 

 Phosphorus pentoxide (P2O5 dollars)% ≥ 

 49.0 

 39.0 



 3 

 Fineness (60 mesh)% ≥ 

 90 





 4 

 PH (1% aqueous solution) 

 8.8-9.2 

 8.6-9.3 

 8.8-9.2 

 5 

 Sulphate (as SO4)% ≤ 

 0.5 

 0.20 

 1.20 

 6 

 Water insoluble% ≤ 

 0.20 

 0.20 

 0.10 

 Uses: mainly used as fabric, wood and paper fire retardant, boiler water softener, dye additives, food additives, pH buffers and glazes, welding flux, baking powder, electroplating, leather tanning and manufacturing pyrophosphate and so on. 

 Packing: Plastic knit bag, net weight 25kg or 50kg, Store at ventilated dry place. 

 CAS No. 755