Product Description

Synonyms: Thiourea Dioxide, Formamidine sulfinic acid, FAS, TDO
Formula : CH4N2O2S
Molecular Weight: 108.11
CAS No. : 1758-73-2
UN No.: 3341
Dangerous Goods Class: 4.2

Product Feature

Packing: 25kgs pp woven bag or kraft compound plastic bag or 50 kgs in fiber drum

Product Specification/Models

Appearance: White crystalline Powder
Purity: 99% Min
Thiourea: 0.1%Max
Moisture: 0.05%Max
Iron(Fe): 10PPM Max
Sulphate: 0.17% Max

Application
It can be used as exchange of sodium hydrosulfite. The product has good heat stability. High as reducibility, easy operation and transportation and storage convenient. And then used to organic synthes is in synthetic fiber industry. Also used as additive of polythene sensitizer of photographical emulsion and so on. It is also used as reducing agent in printing and dyeing industry and used in pulp bleaching and paper industry. There is no pollution during the operation.