Sodium Tripolyphosphate Anhydrous
Negotiable
Min.Order:1
Lianyungang Shuren Kechuang Food Additive Co., Ltd.
1,Formula: Na5P3O10
2,Formula wt, anhydrous 367.86
3,CAS: anhydrous [7758-29-4]
4,Einecs: 231-838-7
5, Properties: White crystallize or crystallize powder,can melt in water,it can coalescence Alkali metals,can soften hard water.Ph of 1%water aqua is 9.1--10.2. The characteristics is ion exchange, what can make the float into aqua.
6,H.S. Code: 28353110 CIQ Checking: Statutory Inspection
Name of index |
| FCC-V | E451(i) |
Description |
| White, slightly hygroscopic granules or powder | |
Identification |
| Pass test | |
pH of a 1 % solution |
| -- | 9.1-10.2 |
Assay (drying basis) | ≥% | 85.0 | 85.0 |
P2O5 Content | % | -- | 56.0-59.0 |
Solubility |
| -- | Freely soluble in water. Insoluble in ethanol |
Water insoluble | ≤% | 0.1 | 0.1 |
Higher polyphosphates | ≤% | -- | 1 |
Fluoride | ≤% | 0.005 | 0.001(expressed as fluorine) |
Loss on drying | ≤% | -- | 0.7 (105℃,1h) |
As | ≤mg/mg | 3 | 1 |
Cadmium | ≤mg/mg | -- | 1 |
Mercury | ≤mg/mg | -- | 1 |
Lead | ≤mg/mg | 2 | 1 |