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106673 Sodium tungstate dihydrate

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Sodium tungstate dihydrate MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.
CAS #: 10213-10-2 EC Number: 236-743-4 Molar Mass: 329.86 g/mol Chemical Formula: Na₂WO₄ * 2 H₂O Hill Formula: Na₂O₄W * 2 H₂O
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106673
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Overview

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
10213-10-2236-743-4Na₂O₄W * 2 H₂ONa₂WO₄ * 2 H₂O329.86 g/mol

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      1066731000
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          1066739025
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              Description
              Catalogue Number106673
              Product Information
              CAS number10213-10-2
              EC number236-743-4
              Hill FormulaNa₂O₄W * 2 H₂O
              Chemical formulaNa₂WO₄ * 2 H₂O
              Molar Mass329.86 g/mol
              HS Code2841 80 00
              Quality LevelMQ300
              Physicochemical Information
              Density3.23 g/cm3 (20 °C)
              Melting Point100 °C Elimination of water of crystallisation
              pH value8 - 9 (50 g/l, H₂O, 20 °C)
              Bulk density1600 kg/m3
              Solubility730 g/l
              Toxicological Information
              LD 50 oralLD50 Rat 1190 mg/kg
              Safety Information according to GHS
              Hazard Pictogram(s) Hazard Pictogram(s)
              Hazard Statement(s)H302: Harmful if swallowed.
              Precautionary Statement(s)P264: Wash skin thoroughly after handling.
              P270: Do not eat, drink or smoke when using this product.
              P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.
              P501: Dispose of contents/ container to an approved waste disposal plant.
              Signal WordWarning
              RTECSYO7900000
              Storage class10 - 13 Other liquids and solids
              WGKWGK 2 obviously hazardous to water
              Disposal14
              Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
              Safety Information
              Categories of dangerharmful
              Storage and Shipping Information
              StorageStore at +15°C to +25°C.
              Specifications
              Assay (thermogravimetric)≥ 99 %
              Identity (x-ray diffraction)passes test
              Free alkali (as NaOH)≤ 0.10 %
              Chloride (Cl)≤ 0.003 %
              Sulfate (SO₄)≤ 0.01 %
              Total nitrogen (N)≤ 0.001 %
              Fe (Iron)≤ 0.0005 %
              Mo (Molybdenum)≤ 0.005 %
              Pb (Lead)≤ 0.001 %
              Global Trade Item Number
              Catalogue Number GTIN
              1066730250 04022536081052
              1066731000 04022536081069
              1066739025 04022536678351