Standard

Packing

Appearance

white or yellowish quick sand
like crystal .

25kg/ woven bag
lined PE bag

( 24MT/20'FCL )

Content,as Na₃PO₄.12H₂O

98.0%min

98.0%min

Sulfate, as SO₄

0.50%max

0.20%max

Chloride, as Cl

0.30%max

0.02%max

Insoluble matter
in water,

0.10%max

0.10%max

Sodium oxide,
as Na₂O

15.0-19.0

15.0-19.0

Heavy metals, as Pb

0.001%max

Arsenic, as As

0.0003%max

Density :

1.62

Melting point

75

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 .

Application

Used as a water softening agent, cleaning agent in
electroplating, color fixer in fabric dyeing and flux in
enamel ware manufacturing and so on.