White or colorless crystals, efflorescent in air, easily soluble in water but not in organic solution.

Tri-Sodium Phosphate(TSP)

Chemical formula:Na3HPO4. nH2O (n=0,12)

Molecular weight:380.14

Standard executed:HG/T2517-93

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 °C.

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.

Packing and storage:In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place.

Guaranteed Technical Specifications:

No.	Specifications	Na3PO4 (Anhydrous)		Na3PO4 .12H2O (Dihydrate)
		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(asP2O5)  %≥	39.5	39.5	18.3	18.3
4	Sodium oxide(asNa2O)	36-40	36-40	16.0-19.0	16.0-19.0
5	Sulfate(as SO4 )    % ≤	0.5	0.25	0.5	0.5
6	Heavy metal(as Pb)% ≤	——	0.001	——	0.001
7	Arsenic(as As)     % ≤	——	0.0003	——	0.0003
8	Chloride(asCl-)     % ≤	0.40	——	0.40	——
9	Fluoride(as F)      % ≤	——	0.005	——	0.005
10	Water insoluble    % ≤	0.10	0.10	0.10	0.10

Tri-Sodium Phosphate(TSP)