... reducing in the textile industry of dyeing,reduction cleaning,printing and bleaching and as silk. sodium hydrosulfite1, provide free sample 2, ... in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile bleaching.2,It is also used in ... is used in bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo roducts and astaw products.4,It is used ...