Properties:

colorless or white acicular crystal;
be soluble in water (the water solution is alkaline),
insoluble in organic solvent; relative density 1.62(20�°C);
melting point 73.3-76.7�°C (decomposition);
effloresce in dry air,
dewatering to anhydrous matter at 100�°C (Na3PO4).

Technical Specifications:

Specifications


Superior quality


First-grade


Qualified products

Trisodium Phosphate(as Na3PO4�·12H2O) %â?¥


98.5


98.0


95.0

Sulfate( as SO4 ) %â?¤


0.50


0.50


0.80

Chloride(as Cl ) %â?¤


0.30


0.40


0.50

Water insoluble %â?¤


0.05


0.10


0.30

methyl orange alkalinity(as Na2O)


16.5-19.0


16-09.0


15.5-19.0

Iron (Fe) %â?¤


0.01


0.01


0.01

Arsenic (As) %â?¤


0.005


0.005


0.05



Application:

Used as water softener,
cleaning agent in electroplating,
boiler cleaner,
mental antirusting agent,
dyestuff intermediate desiccant,
sugar juice purifying agent,
photographic developer,
coagulating agent of rubber late,
color fixer in fabric dyeing
flux in enamel ware manufacturing and so on.