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Indian researchers tout a new dye process for natural indigo

03/12/2019

The South India Textile Research Association (SITRA) has developed what it claims to be a more environmentally friendly way to dye denim using natural indigo, a “sustainable reducing agent and alkali”. K.H. Prabhu, senior scientific professor at SITRA, told local press: “We have replaced the hydrose and alkali used in the conventional dyeing...

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