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    4-Aminobutyric acid

    Cas. No.: 56-12-2
    Other Name: Gamma Aminobutyric acid, г-Aminobutyric acid , г-amino-n-butyric acid.
    Formula: C4H9NO2
    Structural Formula: NH2C3H6COOH
    Molecular Weight: 103.12

    Specifications:

    Item

    Specification

    Appearance

    White needle crystal or crystalline powder

    Assay

    99.50% min

    Clarity of Solution

    Colourless and clear

    Loss and Drying

    0.2% max

    Calcined Residue

    0.1% max

    Heavy Metals(Pb)

    10ppm max

    As

    2ppm max

    pH

    6.5~7.5

    Melting point

    197~204°C

    Characteristic:  white crystalline hygroscopic powder, a slight characteristic odor, hygroscopic, soluble in water and soluble slightly in thermal alcohol, insoluble in cool alcohol, ether or benzene.
    Packing: 25kg/carton/drum
    STORAGE: Be stored in cool, dry place, free from toxic or harmful goods when be stored and delivered.

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