Manipal Engineering Manipal Engineering Solved Paper-2012

  • question_answer
    Indigo is an example of

    A) vat dye                

    B) mordant dye

    C) azo dye          

    D)        phthalein dye

    Correct Answer: A

    Solution :

    Indigo is a vat dye. Vat dyes are insoluble in water and cant be applied directly.


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