Disodium hydrogen phosphate, anhydrous ≥99.0%, EMSURE® ACS, Reag. Ph. Eur. for analysis, Supelco®
Supplier: Merck
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About this item
Synonyms: sec-Sodium phosphate, di-Sodium hydrogen orthophosphate, di-Sodium hydrogen phosphate anhydrous, Sodium hydrogen phosphate, Disodium phosphate, Sodium phosphate dibasic
CAS Number:7558-79-4
:
Formula:Na₂HPO₄
MDL Number:MFCD00003496
:141.96 g/mol
Merck Index:12,08805
Melting Pt:250 °C
Density:1.53 g/cm³ (20 °C)
:M-Clarity™ quality level = MQ300
Storage Temperature:Ambient
EINECS:231-448-7
REACH:01-2119489797-11
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Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Assay (alkalimetric):≥99.0%
- Insoluble matter:≤0.01%
- pH-value (5%; water, 25 °C):8.7 - 9.3
- Chloride (Cl):≤0.002%
- Sulfate (SO₄):≤0.005%
- Heavy metals (as Pb):≤0.001%
- Cu (Copper):≤0.0003%
- Fe (Iron):≤0.001%
- K (Potassium):≤0.01%
- Pb (Lead):≤0.001%
- Loss on Drying (105 °C):≤0.2%
Specification Test Results
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