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ER CHEM G salt

ER CHEM G salt is off-white paste, easily soluble in water, showing light blue fluorescence, and coupling with diazo components to generate acidic azo dyes.

    Knowde Enhanced TDS

    Identification & Functionality

    Dye Type
    Structural formula

    ER CHEM G salt Structural formula

    Applications & Uses

    Product use

    G salt is an important coupling component, and it couples with the diazo component to generate acidic azo dyes. Such as acid scarlet, GR, etc., G salt is also used in the preparation of reactive dye intermediates plus acid.

    Properties

    Physical Form
    Typical Properties
    ValueUnitsTest Method / Conditions
    Molecular Weight380.47
    Molecular FormulaC10H6O7S2K2

    Technical Details & Test Data

    Product properties

     Appearance is off-white paste, easily soluble in water, light blue fluorescence, and coupling with diazo components to generate acidic azo dyes.

    Product quality indicators
                                                Projects and indicators
    Exterior Mass fraction of 2-naphthol-6,8-disulfonic acid dipotassium salt/%≧ The mass fraction of 2-naphthol-3,6,-disodium salt (R salt)/%≦ water
    Off-white powder 90 0.6 1.0
    Off-white paste 68.5

    0.5

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