Disodium hydrogen phosphate heptahydrate 98.0-102.0% (by acidimetry), EMSURE® ACS for analysis, Supelco®
Supplier: MilliporeSigma
Synonyms:
Sodium phosphate dibasic heptahydrate
, Sodium monohydrogen phosphate heptahydrate
, Disodium hydrogenorthophosphate 7-hydrate
, Disodium hydrogenorthophosphate heptahydrate
, Sodium phosphate dibasic 7-hydrate
, Disodium phosphate (heptahydrate)
, di-Sodium hydrogen phosphate 7-hydrate
, Sodium monohydrogen phosphate 7-hydrate
, Sodium hydrogen phosphate heptahydrate
In North America 1.06575.1000 is identical to SX0715-3 but in a smaller pack size
In North America 1.06575.9025 is identical to SX0715-20 but in a smaller pack size
Formula:
HNa₂O₄P·7H₂O MW: 268.07 g/mol Melting Pt: 48 °C (–H₂O of crystall.) Density: 1.68 g/ml (25°C) (lit.) Storage Temperature: Ambient |
MDL Number:
MFCD00149180 CAS Number: 7782-85-6 EINECS: 231-448-7 |
Specification Test Results
Assay (acidimetric) | 98.0 - 102.0 % |
Identity | passes test |
Insoluble matter | ≤ 0.005 % |
pH-value (5 %; water, 25 °C) | 8.7 - 9.3 |
Chloride (Cl) | ≤ 0.001 % |
Sulfate (SO₄) | ≤ 0.005 % |
Heavy metals (ACS) | ≤ 0.001 % |
Fe (Iron) | ≤ 0.001 % |
Corresponds to ACS |
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