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Technical Data Sheet Sodium tungstate dihydrate

Compound Information
Product Name: Sodium tungstate dihydrate
CAS No.: 10213-10-2
Molecular Formula: H2NaO5W-
Molecular Weight: 288.84
Revision Date: 2026-04-16
Analytical Information
Tests Specifications
Description colourless crystals or a white crystalline powder.
Grade Extrapure
Solubility H2O: 1 M at 20 °C, clear, colorless
Purity Min. 98.00%
pH(2% aq soln) 8.0-10.0
Chloride(Cl) 0.05% max
Sulphate(SO4) 0.1% max
Nitrate(NO3) 0.01% max
IR Pass test
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