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Tri-Sodium Phosphate
Category : Inorganic chemicals
CAS NO : 7601-54-9 EC NO : 231-509-8;231-558-5 MF : Na3PO4 MW : 163.94 Specification : 98% Packing : In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place Product description : Category :
phosphate Product name : Tri-Sodium Phosphate(TSP) Description : Tri-Sodium Phosphate(TSP)
Chemical formula: Na3HPO4. nH2O (n=0,12)
Molecular weight: 380.14
Standard executed: HG/T2517-1993
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 ℃.
Guaranteed Technical Specifications :
No.Specifications
Na3PO4
Na3PO4 .12H2O
Industrial
gradeFood
gradeIndustrial
gradeFood
grade1
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 Synonyms : ATSP;trisodium phosphate;Tri-Sodium Phosphate;TSP;Sodium phosphate;phosphoric acid, sodium salt; Molecular Structure : 
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