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产品 Details

Amino acid > L-Histidine

    L-Histidine

    CAS No.71-00-1
    Molecule FormulaC6H9N3O2
    Molecule Weight155.16
    DescriptionWhite crystals or crystalline powder; acid taste. ,soluble in water. practically insoluble in ether or ethanol.
    Manufacture Standards:AJI92
    Specification
    Specific rotation
    +11.8-+12.8°
    Heavy metals
    ≤10ppm
    Water content
    ≤0.20%
    Residue on ignition
    ≤0.10%
    assay
    98.5-101.0%
    pH
    7.0-8.5
    Mainly uses:
    Used in medicine
    Packing:
    25kgs/ fiber drum