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Potassium tripolyphosphate Potassium tripolyphosphate 13845-36-8
Potassium Triphosphate (KTPP)
Pentapotassium Triphosphate
Molecular Formula: K5P3O10
Molecular Weight: 448.35
CAS: 13845-36-8
EINECS: 237-574-9
Appearance: white powder or granule
Properties: Potassium Tripolyphosphate (KTPP) is a hygroscopic white material, granular, soluble in water, which gives moderately alkaline solutions. 620~640℃; Bulk density: 1.07g/cm3; Dissolved in water (140g/100ml ).
Application: Used in soil improvement, emulsifying of oil, and also used as detergent of liquid and buffering agent.
NO. |
Specifications |
Industrial Grade |
Food Grade |
1 |
Apprearance |
White powder and granular |
|
2 |
Assay,as K5P3O10 % ≥ |
95.0 |
95.0 |
3 |
Phosphorus pentoxide(P2O5)% ≥ |
46.0 |
46.0 |
4 |
PH of 1% water solution |
9.2-10.1 |
9.2-10.1 |
5 |
Heavy metals(as Pb) % ≤ |
—— |
0.001 |
6 |
Arsenic(as As) % ≤ |
—— |
0.0003 |
7 |
Fluoride(as F) % ≤ |
—— |
0.003 |
8 |
Water insoluble % ≤ |
1.0 |
1.0 |
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