Qingzhou Zhongyuan Chemical Industry Co., Ltd. >> 99% Thiourea Dioxide (TDO) , Formamidinesulfinic Acid 99%, Used in Textile, Leather and Paper Making Industry

99% Thiourea Dioxide (TDO) , Formamidinesulfinic Acid 99%, Used in Textile, Leather and Paper Making Industry

Name: 99% Thiourea Dioxide (TDO) , Formamidinesulfinic Acid 99%, Used in Textile, Leather and Paper Making Industry
Brand: china-manufacturer-directory.com
SKU: 746258725
Availability: InStock
Rating: 4.6 (59 reviews)

Supplier:	Qingzhou Zhongyuan Chemical Industry Co., Ltd.
Price:	US $ 800-1600/Ton
Min Order:	5/Ton
Quantity::
Trade Terms:	FOB,CFR,CIF

Product Specifications

Prod Model:	99%
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
CAS No.:	1758-73-2 / 4189-44-0
Einecs No:	217-157-8
Chemical Formula:	CH4n2o2s
Quality:	First Class
Classification:	Thiourea Dioxide
Grade Standard:	Industrial Grade
Kind:	Thiourea Dioxide

Product Description

Our advantage:
1. Factory price,
2. Good Quality,
3. Free sample,
4. ISO Cerficate,
5. A long stable supplier,
6. Good support to you
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Specifications
Thiourea Dioxide (TDO) 99%,
1. Free sample
2. Fast delivery
3. ISO/SGS/COA
4. Thiourea Dioxide cas: 1758-32-2
Thiourea Dioxide (TDO) 99%,

1. Characters:
Product Name: Thiourea Dioxide
MF: CH4N2SO2
Molecular weight: 108.12
CAS No. 1758-73-2, 4189-44-0
EINECS No.: 217-517-8
UN NO. 3341
Dangerous Class: 4.2
Other name: Formamidine Sulfinic Acid (FAS), TDO, TUD
Appearance: White crystal powder

2. Specifications:
ItemsStandard
Appearancewhite crystal powder
Purity: (%)≥ 99.0
Thiourea: (%)≤ 0.10
Moisture: (%)≤ 0.05
Iron(PPM)≤ 10
Sulphate: (%)≤ 0.17

3. Properties:
Thiourea is a stable compound with no strong reducing and oxidizing ability.

4. Usage:
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, medicial, spicery materials in fine chemicals, and also can be applied in the recycling and separating of heavy metals.

Specifications	Superior quality	First-grade	Qualified products
Thiourea (as(NH₂)₂CS) %≥	99.0	98.0	97.0
Heating loss%≤	0.40	0.50	1.00
Ash content%≤	0.10	0.15	0.30
Water insoluble %≤	0.20	0.05	0.10
Thiocyanate(as CNS) %≤	0.02	0.02	0.10
Melting point	171	170	/

We commit to supply good products and excellent service!

We are a group company which produce and sell many kinds of chemicals in China. Our company is nearby Bohai Gulf, where has rich petrolic and mineral raw materials. Also the transport is very convenient.

We fall in this business for over ten years. And our cutomers are all over the world, such Asia, America, Africa, Europe, Russia, etc.

Our advantage:

1. Factory price,

2. Good Quality,

3. Free sample,

4. ISO Cerficate,

5. A long stable supplier,

6. Good support to you