Thiourea Dioxide

Henan Hongye Chemical Company Ltd. is the leading professional manufacturer and supplier of Thiourea Dioxide and bleaching agent FAS in the world.We can produce 16000MT Thiourea Dioxide(Formamidinesulfinic acid) and bleaching agent FAS per year.

Use:TDO is a new kind of reducing agent that used as exchange of sodium hydrosulfite. It is widely used in textile and paper making industry. This product is also used in leather processing industry, paper, pulp and board industry, photographic industry, bleaching and reducing agents. This product is also a component of decolorisation agents. In macromolecule material industry, it is used as catalysis agent and stabilizer of resinic producing, and it is also used in organic synthesization of sensitizing material, and medicine, medical, spicery materials in fine chemicals, and also can be applied in the recycling and separating of heavy metals.

Other Name: Formamidine sulfinic acid, Amino imino methanesulfinic acid

Formula: CH₄N₂SO₂  short name:TDO,THU

CAS No.: 1758-73-2 or 4189-44-0

UN No.: 3341

Dangerous Goods Class: 4.2

1. Specification:

Purity: 99.%Min

Thiourea: 0.10%Max

Moisture:0.05%Max

Iron(Fe):10ppm Max

Sulphate: 0.17%Max

2. Packing:

a.500kg or 1000kg jumbo bags.

b.50kg fiber drums.

c.25kg or 50kg woven bags.