Technical Data
Commercial Name:- | Sodium Acid Pyrophosphate-15 | Synonyms: | -SAPP-15 -Disodium pyrophosphate -Disodium dihydrogen pyrophosphate |
Grade/ROR: | Food Grade/15 | CAS No: | 7758-16-9 |
Formula/Mol. Weight | Na2H2P2O7/221.94 | Appearance: | White odourless powder |
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| E Number: | E339(i) |
Conforms to: | EU Council Directive No. | 231/2012, FCC9 and JECFA Standards. |
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Specification
Parameters | Unit | Specifications | Method |
pH(1% Solution) |
| 4.0-4.6 | FCC |
Bulk Density | gm/cc | 0.60 min. | ASTM-D1895B |
Moisture (at 110 Deg C for 4 hrs) | % | 0.50 max. | FCC |
Rate of release CO2 at 2 mins | % | 13.0-18.0 | TCPA/004 |
Neutralizing Value | % | 72.0 min | TCPA/004 |
Phosphate as (P2O5) | % | 63.0-64.5 | JECFA |
Assay | % | 95.0 min. | FCC |
Aluminium as Al | ppm | 200.0 max. | ICP-OES |