Sodium Hydrosulfite 74 % 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; As a reducing agent, it is used in organic synthesizing.