It's diazo dyes without 23kinds carcinogenecity aromatic amine which can degrade in the special condition, stipulated by Germany government and European Community. Exhaustion dyeing SERF values and pad dyeing RF values are almost the same, the colour of coffee and dark green with higher reproducibility, they are the prefered dyes for deep shade.
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Please contact for dyestuff sales representative for best quotation,
Contact: Ms Shirley