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104351 L-Histidine

L-Histidine for biochemistry. CAS 71-00-1, pH 7.7 (10 g/l, H₂O, 20 °C).

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

Synonyms: His

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104351
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Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
71-00-1C₆H₉N₃O₂

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      		 Glass bottle 100 g
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      Description
      Catalogue Number104351
      SynonymsHis
      References
      Product Information
      CAS number71-00-1
      EC number200-745-3
      Hill FormulaC₆H₉N₃O₂
      Molar Mass155.16 g/mol
      HS Code2933 29 92
      Structure formula ImageStructure formula Image
      Quality LevelMQ100
      Applications
      ApplicationL-Histidine for biochemistry. CAS 71-00-1, pH 7.7 (10 g/l, H₂O, 20 °C).
      Biological Information
      Physicochemical Information
      Density1.449 g/cm3 (20 °C)
      Melting Point285 °C (decomposition)
      pH value7.0 - 8 (15.5 g/l, H₂O, 25 °C)
      Bulk density430 kg/m3
      Solubility38.2 g/l
      Dimensions
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat > 5110 mg/kg
      Safety Information according to GHS
      RTECSMS3070000
      Storage class10 - 13 Other liquids and solids
      WGKWGK 1 slightly hazardous to water
      Safety Information
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +5°C to +30°C.
      Packaging Information
      Transport Information
      Supplemental Information
      Specifications
      Assay (acidimetric, calculated on dried substance)99.0 - 101.0 %
      Identity (IR-spectrum)passes test
      Appearancewhite to almost white, fine-crystalline powder or colorless crystals
      Appearance of solution (50 g/l; water)clear and colorless
      Spec. rotation (α 20/D, 110 g/l, hydrochloric acid 120 g/l, calc. on dried substance)+11.4 to +12.4
      Chloride (Cl)≤ 200 ppm
      Sulfate (SO₄)≤ 200 ppm
      Heavy metals (as Pb)≤ 10 ppm
      As (Arsenic)≤ 5.0 ppm
      Ca (Calcium)≤ 10 ppm
      Co (Cobalt)≤ 5 ppm
      Fe (Iron)≤ 5 ppm
      K (Potassium)≤ 100 ppm
      Mg (Magnesium)≤ 5 ppm
      Na (Sodium)≤ 100 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)≤ 0.2 %
      Global Trade Item Number
      Catalogue Number GTIN
      1043510100 04022536050300