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101542 L-Arginine

L-Arginine for biochemistry. CAS 74-79-3, pH 11.4 (100 g/l, H₂O, 20 °C).

L-Arginine MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Arg

101542
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      Description
      Catalogue Number101542
      SynonymsArg
      References
      Product Information
      Molar Mass174.2 g/mol
      HS Code2925 29 19
      Structure formula ImageStructure formula Image
      Quality LevelMQ100
      Applications
      ApplicationL-Arginine for biochemistry. CAS 74-79-3, pH 11.4 (100 g/l, H₂O, 20 °C).
      Biological Information
      Physicochemical Information
      Density1.1 g/cm3
      Melting Point223 - 224 °C (decomposition)
      pH value11.4 (100 g/l, H₂O, 20 °C)
      Vapor pressure<0.1 hPa (25 °C)
      Bulk density640 kg/m3
      Solubility148.7 g/l
      Dimensions
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat > 5110 mg/kg
      Safety Information according to GHS
      Storage class10 - 13 Other liquids and solids
      WGKWGK 1 slightly hazardous to water
      Safety Information
      Categories of dangerirritant
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +5°C to +30°C.
      Packaging Information
      Transport Information
      Supplemental Information
      Specifications
      Assay (perchloric acid titration, calculated on dried substance)99.0 - 101.0 %
      Identity (IR-spectrum)passes test
      Appearancewhite to almost white, crystalline powder or colorless crystals
      Appearance of solution (50 g/l; water)clear and not more intense in color than reference solution BY₆
      Spec. rotation (α 20/D, 80 g/l, hydrochloric acid 250 g/l, calc. on dried substance)+25.5 to +28.5
      Chloride (Cl)≤ 200 ppm
      Sulfate (SO₄)≤ 200 ppm
      Heavy metals (as Pb)≤ 10 ppm
      As (Arsenic)≤ 5 ppm
      Ca (Calcium)≤ 10 ppm
      Co (Cobalt)≤ 5 ppm
      Fe (Iron)≤ 5 ppm
      K (Potassium)≤ 5 ppm
      Mg (Magnesium)≤ 5 ppm
      Na (Sodium)≤ 50 ppm
      Zn (Zinc)≤ 5 ppm
      Ninhydrin-positive substances (LC) (any ninhydrin-positive impurity)≤ 0.2 %
      Ninhydrin-positive substances (LC) (ammonium (570 nm))≤ 0.02 %
      Ninhydrin-positive substances (LC) (total impurities)≤ 0.5 %
      Loss on drying (105 °C; 3 h)≤ 0.30 %
      Global Trade Item Number
      Catalogue Number GTIN
      1015420100 04022536022413