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Trisodium Phosphate(TSP)

 

Product name:Trisodium Phosphate
Chemical formula: Na3HPO4. nH2O (n=0,12)
Molecular weight: 380.14
CAS Number: 7758-79-4
Properties:
White or colorless crystals, efflorescent in air, easily soluble in water but not in organic solution. Its water solution is alkaline. PH value of 1% solution is 12.1, relative density at 1.62g/cm3, melting point is 73.4 ℃.
Specifications:

No.	Specifications	Na3PO4		Na3PO4 .12H2O
		Industrial grade	Food  grade	Industrial  grade	Food  grade
1	Apearance	white powder		white or colorless crystal powder
2	Main contents% ≥	98.0	98.0	98.0	98.0
3	Phosphorus pentoxide(P2O5)%≥	39.5	39.5	18.3	18.3
4	Sodium oxide, as Na2O	36-40	36-40	15.5-19	15.5-19
5	Sulfate, as SO4 % ≤	0.25	0.5	0.5
6	Heavy metal, as Pb% ≤	0.001	0.001	0.001
7	Arsenic, as As% ≤	0.0003	0.0003	0.0003
8	Fluoride as F% ≤	0.005	0.005	0.005
9	Water insoluble% ≤	0.10	0.10	0.10	0.10

Uses:
Used as a water softening agent, cleaning agent in electroplating, color fixer in fabric dyeing and flux in enamel ware manufacturing and so on.
Packing and storage:
In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place.