- Plant Extract[32]
- Chemical Auxiliary Agent[2]
- Chemical Reagents[19]
- Flavour & Fragrance[7]
- Feed Additives[1]
- Food Additives[29]
- Chlorate[3]
- Other Inorganic Salts[26]
- Sulphate[2]
- Organic Intermediate[31]
- Other Chemicals[16]
- Pharmaceutical[56]
Food grade Disodium pyrophosphate
Product Detailed
Sodium acid pyrophosphate
CAS 7758-16-9
Food grade
99.0%Min
Disodium pyrophosphate | ||
Identification | ||
Name |
| Disodium pyrophosphate |
Synonyms |
| Disodium dihydrogenpyrophosphate; Diphosphoric acid disodium salt; Disodium dihydrogen pyrophosphate |
Molecular Formula |
| Na2H2P2O7 |
Molecular Weight |
| 221.94 |
CAS Registry Number |
| 7758-16-9 |
EINECS |
| 231-835-0 |
Assay(as Na2H2P2O7) | % | ≥95 | 96.5 |
P2O5 | % | 63-64 | 64.1 |
As | ppm | 3max | 3 |
Water insoluble substancesr | % | 1.0 | 0.1 |
Fluorides | ppm | 10max | 5 |
Lead | ppm | 2max | 1 |
Heavy Metal (as Pb) | ppm | 10max | 10 |
Mercury(Hg) | ppm | 1max | 1 |
Bulk Density | g/ml | 0.75-1 | 0.99 |
Cadmium (Cd) | ppm | 1max | 1 |
NV |
| 71-74 | 73 |
ROR |
|
| 28 |
PH(1% of solution) |
| 3.5-4.5 | 4.1 |
Loss on drying | % | 0.5max | 0.1 |
Appearance |
| White powder | Measure up |
MARKS: | |||
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