Sodium Hydrosulfite 85% & 88%&90%

Appearance: Free-flowing white crystalline powder
Odor: Odorless or with a slight odor of sulfur dioxide

Application
Widely used in the textile industry for vat dyeing, reduction cleaning, printing and stripping, textile materials bleaching.
Used in bleaching paper pulps, especially mechanical pulp;
Being used to bleach kaolin clay.
As a reducing agent, it is used in organic synthesizing.