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112406 Tungsten

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Key Specifications Table

CAS #EC NumberHill FormulaMolar Mass
7440-33-7231-143-9W183.85 g/mol

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      Glass bottle 100 g
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      Catalogue Number112406
      Product Information
      CAS number7440-33-7
      EC number231-143-9
      Hill FormulaW
      Molar Mass183.85 g/mol
      HS Code8101 10 00
      Quality LevelMQ200
      ApplicationTungsten fine powder 99+. CAS 7440-33-7, molar mass 183.85 g/mol.
      Biological Information
      Physicochemical Information
      Density18.7 - 19.3 g/cm3 (20 °C)
      Melting Point3410 °C
      Bulk density4000 kg/m3
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat > 2000 mg/kg
      LD 50 dermalLD50 Rat > 2000 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Statement(s)H228: Flammable solid.
      H252: Self-heating in large quantities; may catch fire.
      Precautionary Statement(s)P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
      P235: Keep cool.
      P240: Ground and bond container and receiving equipment.
      P241: Use explosion-proof electrical/ ventilating/ lighting equipment.
      P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
      P403 + P235: Store in a well-ventilated place. Keep cool.
      Signal WordDanger
      Storage class4.2 Pyrophoric and self-heating hazardous materials
      WGKNWG not water endangering
      Residues containing valuable recoverable metals should be forwarded for recycling. Container H.
      Safety Information
      Product Usage Statements
      Storage and Shipping Information
      Packaging Information
      Transport Information
      Supplemental Information
      Identity (elemental analysis)passes test
      Assay (gravimetrically)≥ 99.0 %
      Particle size (< 20 µm)≥ 80 %