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DISODIUM PHOSPHATE

detail:

DISODIUM PHOSPHATE

Guaranteed Technical Specifications

Chemical formula: Na3PO4.12H2O
Molecular weight: 380.14
Standard executed: HG/T2517-1993
Throughput: 10000t/a

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 1.62, melting point is 73.4℃

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

Plastic-woven sack with polythene inner bag, net weight 25kg, 50kg or 1000kg. Store at a ventilated, dry place. 

  • Other Parameters


No

Specifications

Na3PO4

Na3PO4.12H2O

Industrial Grade

Food Grade

Industrial Grade

Food Grade

1

Main contents  min%

98.00

98.00

98.00

98.00

2

Phosphorus pentoxide  min%

39.0

39.0

18.30

18.30

3

Chloride(as Cl)max%

 

 

 

0.02

4

PH

11.5-12.5

11.5-12.5

11.5-12.5

11.5-12.5

5

Sulfate(as SO4)max%

 

0.25

 

0.50

6

Heavy metals(as Pb)max%

 

0.001

 

0.001

7

Arsenic(as As)max%

 

0.0003

 

0.0003

8

Fluoride(as F)max%

 

0.005

 

0.005

9

Water insoluble     max%

0.10

0.10

0.10

0.10