RONGALITE C- CHINA

General Information

This chemical called sodium hydroxymethanesulfinate with chemical formula CH3NaO3S is a colorless crystalline state. The trade name registered by BASF is Rongalit. Generally it is water soluble and dihydrate.

Production and Reactions
Interaction with caustic soda can produce white printing paste. Suitable conditions and additives can be prepared by sodium dithionite and formaldehyde.

Na2S2O4 + 2 CH2O + H2O? NaHOCH2SO3 + NaHOCH2SO2

It can be used as reducing agent thanks to the elements it contains.

NaHOCH2SO2 + 2 C6H5CH2Br? [C6H5CH2] 2SO2 + NaBr + CH2O + HBr

Usage areas

Textile
In the weaving and knitting sector, it is mainly used as cellulosic printing and industrial bleach.

Paint
It is used as an auxiliary component in boat painting materials.

Chemistry
In the chemical industry, the redox initiator is also used as an oxidant in pharmaceutical reactions.

Water
With the mixture formed by reacting with ammonia in appropriate conditions, water treatment is used especially in aquarium cleaning.

Cosmetic
The interaction with formaldehyde is preferably used in hair dye removal processes.