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2. Good Quality,
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5. A long stable supplier,
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Specifications
1. Character:
CAS NO: 1758-73-2 (4189-44-0)
Byname: Methanesulfinic acid, TDO, formamidine sulfinic acid, FAS
Appearance: White crystalline powder
Molecular Formula: (NH2)2CSO2
H. S. No: 2930.90.90
Molecular Weight: 108.12
UN NO: 3341
Dangerous Goods Class: 4.2
2. Uses:
1)Thiourea dioxide is to replace insurance powder's a new product, can be used as reductant, Bleaching decoloring agents, plastic stabilizers, organic synthetic antioxidants and photographic materials sensitization agents, in printing and dyeing, papermaking already to the widespread application
2)As the textile auxiliaries, this product widely applies in the reduction of dyes and vulcanization's dyeing, wool silk bleaching scattered, dye fabric of reduction, various shading fiber color processing, pot cleaning, etc.
3)As deinking pulp bleaching (FAS) effect significantly, applied in paper industry of paper pulp bleaching, waste paper deinking pulp, prevent yellow.
4)In polymer materials industry as: Synthetic resin catalyst, stabilizer, photographic exposure stabilizer, medicine, pharmacy, spices and in fine chemicals, precious metal recycle and separation methods are useful.
3. Packing:
· 500kg or 1000kg jumbo bags.
· 50kg fiber drums.
· 25kg or 50kg woven bags.
· 25kg kraft compound plastic bags
| Items |
Standard HG/T 3258--2001 |
| Appearance |
white crystal powder |
| Purity :(%) |
≥99.0 |
| Thiourea: (%) |
≤0.10 |
| Moisture: (%) |
≤0.05 |
| Iron(PPM) |
≤10 |
| Sulphate: (%) |
≤0.17 |
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