Disodium hydrogen phosphate dihydrate 98.5-101% (dried basis), meets analytical specification of BP, Ph. Eur., Fluka™
Supplier: Honeywell Chemicals
Certificates
About this item
Synonyms: sec-Sodium phosphate, Sodium monohydrogen phosphate dihydrate, Sodium hydrogenphosphate dihydrate, di-Sodium hydrogen orthophosphate dihydrate, Sodium phosphate dibasic dihydrate, Disodium phosphate, di-Sodium hydrogen phosphate dihydrate, Sorensen's salt
CAS Number:10028-24-7
:
Formula:Na₂HPO₄·2H₂O
MDL Number:MFCD00149182
Density:2.07 g/cm³ (16 °C)
Molecular Weight:177.99 g/mol
Melting Pt:450 °C
Storage Temperature:Ambient
EINECS:231-448-7
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Assay (calculated to the dried substance):98.5 - 101.0 %
- Assay of NaH₂PO₄ (calculated to dried substances):Max. 1.0 %
- Loss on drying (130°C):19.5 - 21.0 %
- pH (1 %,20°C):9.0 - 9.4
- Arsenic (As):Max. 2 ppm
- Iron (Fe):Max. 10 ppm
- Heavy metals (as Pb):Max. 10 ppm
- Chloride (Cl):Max. 50 ppm
- Sulfate (SO₄):Max. 0.01 %
- Appearance of the solution:complying
- Reducing impurities:complying
- Residual solvents:complying
Specification Test Results
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