Qingdao Cairui Chemical Material Co.,Ltd
Qingdao Cairui Chemical Material Co.,Ltd
Data
， Other name: TDO, formamidine sulfinic acid, FAS
， Formula: (NH2)2CSO2
， CAS No.: 1758-73-2 or 4189-44-0
， UN No.3341
， Hazard Class: 4.2
， Appearance: White crystalline powder
， Packing Group: II/‰Usage
Thiourea dioxide has many advantages, such as high reducibility, excellent heat stability, nonpoison, tasteless,
easy operation, efficience, transportation and storage convenient etc.
It is an exchange product of sodium hydrosulphite. It can be extensively used in dyeing, paper making and other
industries as kinds of reduction agent, bleach, decolorizer, plastic stabilizer,antioxygen of organic synthesis and
sensitiet of sensitiet.
Packing
， 500kg or 1000kg jumbo bags.
， 50kg fiber drums.
， 25kg or 50kg woven bags.
， 25kg kraft compound plastic bags
Standard: HG/T 3258--2001
Specification
， Purity: 99.%Min
， Thiourea: 0.10%Max
， Moisture:0.05%Max
， molysite:10ppm Max
， Sulphate: 0.17%Max
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