Sodium dihydrogen phosphate dihydrate, EMPROVE® ESSENTIAL Ph. Eur., BP, USP, JPE, E339, SAFC®
Supplier: EMD MILLIPORE – PCS CA EXCEP
Synonyms:
Sodium phosphate monobasic dihydrate
, Sodium dihydrogen orthophosphate dihydrate
, Phosphoric acid (sodium hydrate)
1.06345.9011
1.06345.1000
1.06345.9026
1.06345.9026
1.06345.5000
CA1.06345.9026EA
1853.64
CAD
EM1.06345.9026
CA1.06345.9026
EM1.06345.1000
CA1.06345.5000
EM1.06345.9011
Sodium dihydrogen phosphate dihydrate, EMPROVE® ESSENTIAL Ph. Eur., BP, USP, JPE, E339, SAFC®
Sodium dihydrogen phosphate dihydrate
Hygroscopic.
- Corresponds to Ph. Eur., BP, USP, JPE, E 339
- Conforms to the purity criteria on food additives according to the current European Commission Regulation.
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*).
Formula:
NaH₂PO₄·2H₂O MW: 156.01 g/mol Melting Pt: 60 °C Density: 1.915 g/cm3 (20 °C) |
MDL Number:
MFCD00149209 CAS Number: 13472-35-0 EINECS: 231-449-2 |
Specification Test Results
Assay (alkalimetric, calculated on dried substance) | 98.0 - 100.5 % |
Assay (alkalimetric; dried substance) | 98.0 - 101.0 % |
Identity | passes test |
Appearance of solution | passes test |
In water insoluble matter (calculated on dried substance) | ≤ 0.15 % |
pH-value (1 %, water) | 4.1 - 4.7 |
pH-value (5 %; water) | 4.2 - 4.5 |
pH-value (5.7 %; water) | 4.1 - 4.5 |
Chloride (Cl) | ≤ 0.005 % |
Fluoride (F) | ≤ 0.001 % |
Hydrogenphosphate (HPO₄) | ≤ 0.5 % |
Sulfate (SO₄) | ≤ 0.01 % |
Heavy metals (as Pb) | ≤ 0.0005 % |
Al, Ca and other elements detectable with ammonia | passes test |
As (Arsenic) | ≤ 0.0001 % |
Cd (Cadmium) | ≤ 0.0001 % |
Fe (Iron) | ≤ 0.001 % |
Hg (Mercury) | ≤ 0.0001 % |
Pb (Lead) | ≤ 0.0001 % |
Substances reducing potassium permanganate (as O) | passes test |
Residual solvents (ICH Q3C) | excluded by production process |
Loss on drying (130 °C) | 22.0 - 24.0 % |
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