Sodium phosphate dibasic, anhydrous ≥99.0% for HPLC, Supelco®
Synonyms:
Sodium phosphate dibasic
, di-Sodium hydrogen orthophosphate
, Sodium hydrogen phosphate
SX0723-5
SX0723-5
EM-SX0723-5EA
120.73
USD
EM-SX0723-5
CASX0723-5
Sodium phosphate dibasic, anhydrous ≥99.0% for HPLC, Supelco®
di-Sodium hydrogen phosphate
Formula:
Na₂HPO₄ MW: 141.96 g/mol Melting Pt: 250 °C Density: 1.53 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00003496 CAS Number: 7558-79-4 EINECS: 231-448-7 REACH: 01-2119489797-11 Merck Index: 12,08805 |
Specification Test Results
Assay | 99.0% min |
Chloride (Cl) | 0.002% max |
Form | White crystalline powder |
Heavy metals (as Pb) | 0.001% max |
Insoluble matter | 0.01% max |
Iron (Fe) | 0.002% max |
Loss on drying | 0.2% max |
pH of a 5% solution at 25°C | 8.7-9.3 |
Sulfate (SO4) | 0.005% max |
UV Absorbance (1 M, water, 280 nm) | 0.05AU max |
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