Disodium hydrogen phosphate dihydrate ≥99.0% (by acidimetry), LiChropur™ buffer substance, for chromatography, Supelco®

Supplier: MilliporeSigma

Synonyms: Sodium hydrogenphosphate dihydrateSorensen's saltsec-Sodium phosphatedi-Sodium hydrogen orthophosphate dihydrateDisodium phosphateSodium phosphate dibasic dihydratedi-Sodium hydrogen phosphate dihydrateSodium monohydrogen phosphate dihydrate

M-Clarity™ quality level = MQ100

1.19753.0250 1.19753.0250
EM1.19753.0250CS 3170.77 CAD
EM1.19753.0250 CA1.19753.0250
Disodium hydrogen phosphate dihydrate ≥99.0% (by acidimetry), LiChropur™ buffer substance, for chromatography, Supelco®
di-Sodium hydrogen phosphate dihydrate
Formula: Na₂HPO₄·2H₂O
MW: 177.99 g/mol
Melting Pt: 92.5 °C
Density: 2.1 g/cm³ (20 °C)
MDL Number: MFCD00149182
CAS Number: 10028-24-7

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Specification Test Results

Identity passes test
pH-value (5 %; water) 9.0 - 9.2
Assay (acidimetric) ≥ 99.0 %
Self-absorption (215 nm; 0.2 mol/l; 1 cm; water) ≤ 0.15
Self-absorption (220 nm; 0.2 mol/l; 1 cm; water) ≤ 0.05
Self-absorption (254 nm; 0.2 mol/l; 1 cm; water) ≤ 0.02

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