Sodium tungstate dihydrate 99+% for analysis
Supplier: Thermo Fisher Scientific
Certificates
About this item
Synonyms: Tungstic acid sodium salt dihydrate, Sodium wolframate dihydrate, Sodium tungsten oxide dihydrate
CAS Number:10213-10-2
:
Formula:Na₂WO₄·2H₂O
MDL Number:MFCD00149190
:329.85 g/mol
Merck Index:12,08847
Melting Pt:100 °C
Density:3,23 g/cm³ (20 °C)
EINECS:236-743-4
:GHS07
Storage Temperature:Ambient
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Appearance:White Powder or flakes
- Assay:≥99.0 %
- Chloride (Cl):≤50 ppm
- Sulfate (SO4):≤100 ppm
- Arsenic (As):≤5 ppm
- Molybdenum (Mo):≤20 ppm
- Heavy metals (as Pb):≤10 ppm
- Free alkali (NaOH):≤0.05 %
Specification Test Results
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