1)Trisodium phosphate
Chemical formula:Na3PO412H2O
Molecular weight:380.14
Property:white or colourless crystals,
soluble in water easily, but not in
organic solvent, water solution is
alkaline, PH of 1% solution is 12.1,
Density is 1.62, melting point is 73.4.
Technical specifications
No.SpecificationsIndustrial grade
Food grade
1Main content %98.098.0
2Phosphorus pentoxide %18.318.3
3Sulfate, as SO4 %0.50.20
4Chloride, as Cl %0.30.02
5Water insoluble %0.100.10
6Sodium oxide, as Na2O %15-1915-19
7Heavy metals, as Pb % 0.001
8Arsenic, as As % 0.0003
Use:Used as soft water agent, cleaning
agent in electroplating, colour
fixer in fabric dyeing and flux in
enamel ware manufacturing etc.
Packing:Plastic knit bag, Net weight
25kg or 50kg.
2)Monoammonium phosphate
Chemical formula:NH4H2PO4
Molecular weight:115.0
Property:White, crystallire free flowing
solid, Density is 1.0803, melting
point is 190, Soluble in water easily.
PH of 1% solution is 4.5.
Technical specifications:
No.SpecificationsIndustrial
gradeFood grade
1Main content %99.099.0
2Phosphorus pentoxide %61.1261.12
3Nitrogen, as N %11.911.9
4PH of 1% solution 4.4-4.64.4-4.6
5Water insoluble %0.100.10
6Moisture %0.200.20
7Arsenic, as As % 0.0003
8Fluoride, as F % 0.005
9Heavy metals, as Pb % 0.001
Use:As fire-extinguishing agent for
fabric, woods, paper. For food
additive it is mainly used as ferment
agent, nourishment etc.
Packing:Plastic knit bag, Net weight 25kg or 50kg.
3)Diammonium phosphate
Chemical formula:(NH4)2HPO4
Molecular weight:132.0
Property:White, crystallire free flowing
solid, Density is 1.619, melting
point is 155, soluble in water easily,PH
of 1% solution is 8.0.
Technical specifications:
No.SpecificationsIndustrial
gradeFood grade
1Main content %99.099.0
2Phosphorus pentoxide %53.2553.25
3PH of 1% solution7.8-8.27.8-8.2
4Nitrogen, as N %20.520.5
5Water insoluble %0.100.10
6Moisture %0.200.20
7Arsenic, as As % 0.0003
8Fluoride, as F % 0.005
9Heavy metals, as Pb % 0.001
Use:As fire-extinguishing agent for
fabric, woods, paper. For food
additive it is mainly used as ferment
agent, nourishment etc.
Packing:Plastic knit bag, Net weight
25kg or 50kg.
Potassium Dihydrogen Phosphate
Chemical formula:KH2PO4
Molecular weight:136.09
Property:White or colourless crystals,
soluble in water easily, PH of 1%
solution is 4.5, Density is 2.338,
Melting point is 252.6.
Technical specifications:
No.SpecificationsIndustrial
gradeFood grade
1Main content %99.099.096.0
2Moisture %1.01.04.0
3PH of 1%
solution4.4-4.64.4-4.64.4-4.6
4Phosphorus pentoxide
%52.052.050.1
5Water insoluble %0.10.1
6Chloride, as Cl %0.20.014
7Arsenic, as As %0.0050.003
8Heavy metals, as Pb %0.0050.001
9Iron, as Fe %0.003
Use:For highly efficient fertilizers;
Food stuffs industries; used for
metaphosphate.
Packing:Plastic knit bag, Net weight
25kg.