Sodium tungstate dihydrate for pharma synthesis, non-GMP, Sigma-Aldrich®

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Synonyms: Sodium tungsten oxide dihydrateTungstic acid sodium salt dihydrateSodium wolframate dihydrate

M-Clarity™ quality level = MQ400

8.45143.0250 8.45143.0250
EM8.45143.0250CS 4412.3 USD
EM8.45143.0250 CA8.45143.0250
Sodium tungstate dihydrate for pharma synthesis, non-GMP, Sigma-Aldrich®
Sodium wolframate dihydrate
Formula: Na₂WO₄·2H₂O
MW: 329.85 g/mol
Melting Pt: 100 °C
Density: 3.23 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00149190
CAS Number: 10213-10-2
EINECS: 236-743-4
Merck Index: 12,08847

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Specification Test Results

Solubility 730 g/l (20 °C)
Melting Point 100 °C Elimination of water of crystallisation
Molar Mass 329.86 g/mol
Bulk Density 1600 kg/m3
Density 3.23 g/cm3 (20 °C)
pH 9 - 11.5 (100 g/l, H2O, 20 °C)

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