1.Main Purity:99%Min 2.Packing in 25kg pp or kraft bag, 50kg fiber drum 3.Fast delivery 4.the replace of Sodium Hydrosulphite

Product Name: Thiourea Dioxide

CAS NO :1758-73-2

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

Specification : 

 Standard: HG/T 3258--2001

Items	Standard
Appearance	white crystal powder
Purity :(%)	≥99.0
Thiourea: (%)	≤0.10
Moisture: (%)	≤0.05
Iron(PPM)	≤10
Sulphate: (%)	≤0.17

Uses :

1.Thiourea dioxide can be used as reductant, Bleaching decoloring agents, plastic stabilizers, organic synthetic antioxidants 

   and photographic materials sensitization agents, in printing and dyeing and papermaking. 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.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.

Thiourea Dioxide in50kg drum