thiourea dioxide

Product Description

Product name:Thiourea Dioxide, TDO

Molecular formula：CH4N2O2S

Place of Origin: Yantai, China.
Other names: formamidinesulfinic acid, FAS(in paper industry）

Appearance:white crystal powder

CAS No.: ********2  UN No.: ***1   HS Code: ***0.***0

Quality standard: HG/T *********1
Description of goods:

Thiourea dioxide is a new-type, environmentally friendly products used as substitute of rongalite. It has very high reduction potential, is non-toxic, very stable, non-toxic, tasteless and environmentally friendly. It has been widely used in the dyeing of vat dyes and sulfur dyes, bleaching of wool and real silk, cleaning of disperse dyes, cleaning of dye vat etc. It is also used as reducing agent, bleaching agent, plastic stabilizer, anti-oxidants for organic synthesis, and sensibilizer of sensitive materials.

Applications:
1)Can be used as exchange of sodium hydrosulfite and organic syntheses insynthetic
fiber industry
2) Used as reducing agent in printing and dyeing industry
3) Used in pulp bleaching and paper industry
4) Used as additive of polythene sensitizer of photographical emulsion

Specifications:

Storage and Handling

Should be stored in a cool, ventilated and dry place, Avoid moisture and insolation, keep away from oxidizing agents.

Packing:

*5 KGKraft paper bag/ plastic woven bag.

*0KG/**0KG fiber drum.   

**0KG/***0KG FIBC bags