107714 Selenium black 99+

107714
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Overview

Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaMolar Mass
7782-49-2 231-957-4 Se 78.96 g/mol

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              Description
              Catalogue Number107714
              References
              Product Information
              CAS number7782-49-2
              EC index number034-001-00-2
              EC number231-957-4
              Hill FormulaSe
              Molar Mass78.96 g/mol
              HS Code2804 90 00
              Quality LevelMQ300
              Applications
              Biological Information
              Physicochemical Information
              Boiling point685 °C (1013 hPa)
              Density4.28 g/cm3 (20 °C)
              Melting Point217 °C
              Vapor pressure<1 Pa (20 °C)
              Bulk density1270 kg/m3
              Solubility<0.021 mg/l slightly soluble
              Dimensions
              Materials Information
              Toxicological Information
              LD 50 oralLD50 Rat 6700 mg/kg
              Safety Information according to GHS
              Hazard Pictogram(s) Hazard Pictogram(s)
              Hazard Pictogram(s)
              Hazard Statement(s)H301 + H331: Toxic if swallowed or if inhaled.
              H373: May cause damage to organs through prolonged or repeated exposure.
              H413: May cause long lasting harmful effects to aquatic life.
              Precautionary Statement(s)P273: Avoid release to the environment.
              P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
              P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
              Signal WordDanger
              Storage class6.1C Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
              WGKWGK 2 obviously hazardous to water
              Disposal17
              Inorganic selenium compounds are toxic and must be handled with caution. Container E. Elemental selenium can be recovered by first oxidizing the salts in aqueous solution with concentrated Nitric acid (Cat.No. 100443). The addition of Sodium hydrogen sulfite solution (Item No. 806356) then causes elemental selenium to precipitate out. Aqueous phase: Container D.
              Safety Information
              Hazard Symbols Hazard SymbolsToxic
              Categories of dangertoxic, dangerous for the environment
              R PhraseR 23/25-33-53
              Toxic by inhalation and if swallowed.Danger of cumulative effects.May cause long-term adverse effects in the aquatic environment.
              S PhraseS 20/21-28-45-61
              When using do not eat, drink or smoke.After contact with skin, wash immediately with plenty of soap and water.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).Avoid release to the environment. Refer to special instructions/ Safety data sheets.
              Product Usage Statements
              Storage and Shipping Information
              StorageStorage temperature: no restrictions.
              Packaging Information
              Transport Information
              Declaration (railroad and road) ADR, RIDUN 3288 , 6.1, III
              Declaration (transport by air) IATA-DGRUN 3288 , 6.1, III
              Declaration (transport by sea) IMDG-CodeUN 3288 , 6.1, III
              Supplemental Information
              Specifications
              Identitypasses test
              Assay (gravimetrically)≥ 99.0 %
              Cu (Copper)≤ 0.005 %
              Fe (Iron)≤ 0.05 %
              Pb (Lead)≤ 0.05 %
              Residue on ignition≤ 0.5 %
              Particle size (> 150 µm)≤ 5 %