Trisodium Phosphate Dodecahydrate

Appearance is White or colorless granular crystal,efflorescence in air, soluble in water easily but not in organic solvent.

Technical index

NO.	Index name	Industrial grade	Food grade
1	Main content (Na3PO4·12H2O) %=	98.0	98.0
2	P2O5 %=	18.3	18.3
3	Sulfate(as SO4 ) %=	0.5	0.2
4	Chloride(as CI) %=	0.3	0.02
5	Water insoluble matter %=	0.05	0.05
6	Methyl orange alkalinity(as Na2O) %	15-19	15-19
7	Heavy metals (as Pb) %=	——	0.001
8	As %=	——	0.0003

Chemical formula:Na3PO4·12H2O

Molecular weight:380.14

Properties:Appearance is White or colorless granular crystal,efflorescence in air, soluble in water easily but not in organic

solvent; solution is basic fluid, PH is 12.1, Relative Density 1.62, Melting point is 73.4°C.

Uses: used in water softening treatment, daily chemicals, electroplating phosphorization, color fixer in fabric dyeing, flux in

enamel and degrease of leather.

Packing: plastic lined woven bag, Net wt 25 Kg, kept in dry and ventilating place.

Trisodium Phosphate Dodecahydrate