Reagent grade, trisodium phosphate TSP

Manufacturers (Origin) 
 Sichuan Province 
 Use level 
 Industrial 
 Content 
 98 (%) 
 Granularity 
 60 (mesh) 
 CAS Number 
 7601-54-9 
 Implementation of quality standards 
 ANSI D 538-60 
 Brand 
 TSP 







 Trisodium phosphate (sodium phosphate / sodium phosphate is) 

 Guangzhou Supply: trisodium phosphate 

 Chemical formula: Na3PO4 · 12H2O 

 Molecular Weight: 380.14 

 Properties: White or colorless crystal, relative density of 1.62 (20 ℃), melting point 73.4 ℃; soluble in water, insoluble in organic solvents, pH 12.1, aqueous alkaline reaction. 

 Specifications: 

 No. 

 Name of index 

 Industrial 

 Reagent grade 

 1 

 Main content (Na3PO4 · 12H2O dollars)% ≥ 

 98.0 

 98.0 

 2 

 Phosphorus pentoxide (as P2O5)% ≤ 

 18.3 

 18.3 

 3 

 Sulphate (as SO4)% ≤ 

 0.50 

 0.20 

 4 

 Chloride (as Cl)% ≤ 

 0.80 

 0.02 

 5 

 Water insoluble% ≤ 

 0.10 

 0.10 

 6 

 Methyl orange alkalinity (as Na2O dollars)% ≤ 

 15.0 ~ 19.0 

 15.0 ~ 19.0 

 7 

 Heavy metals (as Pb)% ≤ 



 0.001 

 8 

 Arsenic (As)% ≤ 



 0.0003 

 Uses: Applications