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Trisodium phosphate

Trisodium phosphate

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Trisodium phosphate (TSP, sodium phosphate tribasic)

Typical specification

Trisodium phosphate dodecahydrate

Item

Standard

Appearance

White crystal powder

Main content (Na3PO4ยท12H2O), %

98min

Sulphate (SO4), %  

0.50max

Water  insoluble, %

0.10max

Chloride, %

0.30max

Sodium oxide as Na2O, %

16-19

P2O5, %                    

18.3min

Arsenic (As), %

0.005max

Trisodium phosphate anhydrous

Item

Standard

Appearance

White powder

Main content (Na3PO4), %

98min

P2O5, %                    

39.5min

Sulphate (SO4), %  

0.25max

Water  insoluble, %

0.10max

Sodium oxide as Na2O, %

36-40

Arsenic (As), %

0.005max