Sodium Acid Pyrophosphate
Negotiable
Min.Order:1
Lianyungang Shuren Kechuang Food Additive Co., Ltd.
1,Formula:Na2H2P2O7
2,Formula wt 221.94
3,CAS: [7758-16-9]
4,Einecs: 231-835-0
5,Specificity: White power, Opposite density is 1.86, will damp in wet area. It can melt in water, can not melt in Ethyl alcohol. Aqueous is cidity, the pH number is 3.7—5.0. It can be synthesize with Fe2+,Mg2+, There are some Aluminum salt and Calcium salt in order to control the respond the velocity when it uses for swelling agent.
6,H.S. Code: 28352990 CIQ Checking: Non Statutory Inspection
Name of index |
| FCC-V | E450(i) | |
Description |
| White powder or grains | ||
Identification |
| Pass test | ||
Assay | % | 93.0-100.5 | ≥95.0 | |
pH of a 1 % solution |
| -- | 3.7-5.0 | |
P2O5 Content(ignited basis) | % | -- | 63.0-64.5 | |
Water insoluble | ≤% | 1 | 1 | |
Fluoride | ≤% | 0.005 | 0.001(expressed as fluorine) | |
Loss on drying | ≤% | -- | 0.5(105℃,4h) | |
As | ≤mg/kg | 3 | 1 | |
Cadmium | ≤mg/kg | -- | 1 | |
Mercury | ≤mg/kg | -- | 1 | |
Lead | ≤mg/kg | 2 | 1 | |
Aluminium | ≤mg/kg | -- | 200 |