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Export quality professional trisodium phosphate chemical formula
Description:
Colorless or white acicular crystal;
Be soluble in water (the water solution is alkaline), insoluble in organic solvent;
Relative density 1.62(20° C); Effloresce in dry air, dewatering to anhydrous matter at 100° C (Na3PO4).
Application:
Used as water softener, cleaning agent in electroplating, boiler compound, mental antirusting agent, dyestuff intermediate desiccant, sugar juice purifying agent, photographic developer,coagulating agent of rubber late, color fixer in fabric dyeing and flux in enamel ware manufacturing and so on.
Specification:
Item | Standard |
Appearance | white powder |
Main content(%) | ≥97 |
P2O5 (%) | ≥ 18.3 |
Sodium oxide as Na2O (%) | 15.5 ~ 19 |
Sulphate (as SO42-) (%) | ≤ 0.5 |
Heavy metals (%) | ≤ 0.001 |
Lead (Pb) (%) | ≤ 0.0004 |
Fluoride (F) (%) | ≤ 0.005 |
Arsenic (as As) (%) | ≤ 0.0003 |
Ph of 10g/l watre solution | 11.5 ~12.5 |
Ignition loss | 45 ~ 57 |
Water insoluble (%) | ≤ 0.20 |
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