Sichuan Tongsheng Biotechnology Co.,Ltd

Sichuan Tongsheng Biotechnology Co.,Ltd

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DL-Pyroglutamic acid 149-87-1

  • CAS No:149-87-1 5-oxopyrrolidine-2-carboxylic acid
    Molecular Structure

    Detailed Description

    Appearance
    White crystalline powder

    Melting Point 160.0 to 162.0
    Chloride(C1)
    Not more than0.02%

    Ammonium(NH4)
    Not more than0.02%

    Sulfate(SO4)
    Not more than 0.02%

    Heavy metals(Pb)
    Not more than 10ppm

    Iron(Fe)
    Not more than 10ppm

    Arsenic(As2O3)
    Not more than 1ppm

    Loss on drying
    Not more than 0.50%

    Residue on ignition
    Not more than0.1%

    Assay
    99.0-101.0%