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thiourea dioxide 1758-73-2 4189-44-0
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Thiourea dioxide
Product Description
Thiourea dioxide
CAS NO. : 1758-73-2
Other names:formamidine sulfinic acid
Appearance:white crystalline powder
Molecular formula:(NH2) 2CSO2
Molecular weight:108.12
UN NO.:3341
Hazard level:4.2
Specification
Items |
Standard |
Appearance | white crystal powder |
Purity :(%) | ≥99.0 |
Thiourea: (%) | ≤0.10 |
Moisture: (%) | ≤0.05 |
Iron(PPM) | ≤10 |
Sulphate: (%) | ≤0.17 |
Application
Thiourea dioxide is one new-type environmental-protection agent instead of Sodium Hydrosulfite,which has good heat stability,high reducibility,easy operation and transportation and storage convenient. It is applied widely to reduce dyes and sulfur dyeing,wool and silk bleaching etc.. And it's also usded in paper making industry as bleaching agent,deinking, wate paper deink.
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