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China Sodium tungstate 10213-10-2 - China Supplier
China Sodium tungstate 10213-10-2 - China Supplier

Sodium tungstate 10213-10-2

Price:Negotiable
Industry Category: Chemicals/Inorganic Salts/Other Inorganic Salts
Product Category:
Brand: 中塑供應(yīng)鏈
Spec: 98.0%;25kg/袋


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Description
Additional Information

Chemical FormulaH4Na2O6W
Molecular Weight329.85
Structural FormulaSodium Tungstate 13472-45-2
Density4.18
Melting Point698°C(lit.)
Water Solubility730 g/L (20 oC)
SolubilityH2O: 1M at 20 °C, clear, colorless
pH Value9.5-11.5 (25℃, 1M in H2O)
Storage ConditionsStore at +15°C to +25°C.
AppearanceSolid
Specific Gravity3.25
ColorWhite to slightly yellow
OdorOdorless
Exposure LimitsACGIH: TWA 3 mg/m3NIOSH: TWA 1 mg/m3; STEL 3 mg/m3
Physicochemical PropertiesColorless crystals or white orthorhombic crystals. Soluble in water, slightly alkaline. Insoluble in ethanol, slightly soluble in ammonia.

Industry Category Chemicals/Inorganic Salts/Other Inorganic Salts
Product Category
Brand: 中塑供應(yīng)鏈
Spec: 98.0%;25kg/袋
Origin: 113701
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