Thiourea Dioxide, Formamidine Sulfinic Acid 80%, 90%, 99% CAS 1758-73-2

Tianjin Gnee Biotech Co., Ltd. is one of the leading manufacturers and suppliers of thiourea dioxide, formamidine sulfinic acid 80%, 90%, 99% cas 1758-73-2 in China. Welcome to buy cheap chemical products for sale here from our factory. For price consultation, contact us.

 

 

 

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

 

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

 

Usage:
Thiourea Dioxide is a new kind of reducing agent that is used as an exchange of sodium hydrosulfite. It is widely used in the textile and paper-making industry. This product is also used in the leather processing industry, paper, pulp and board industry, photographic industry, bleaching, and reducing agents. This product is also a component of decolorization agents. In the macromolecule material industry, it is used as a catalysis agent and stabilizer of resinic producing, and it is also used in organic synthesization of sensitizing material, and medicine, medical, and 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(NH 2 ) 2 CS) %≥	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	/

 

 

 

 

1. Are you a manufacturer or trade company?

We are a professional manufacturer.

 

2. What are your payment terms?

Standard terms: T/T in advance and Western Union.

Also, L/C at sight is acceptable for large amounts.

 

3. What's your shipping time?

3-5 days.

 

4. How do you ensure the quality of your products?

Strict QC with 6-step testing from raw material purchase to finished product.

 

5. How do you ship the order normally?

By air, by sea. By express: DHL, FEDEX, UPS, TXT, EMS, and so on.

 

6. What's your loading port?

Usually Beijing, Shanghai, Qingdao, Tianjin, Guangzhou.

Hot Tags: thiourea dioxide, formamidine sulfinic acid 80%, 90%, 99% cas 1758-73-2, China thiourea dioxide, formamidine sulfinic acid 80%, 90%, 99% cas 1758-73-2 manufacturers, suppliers, factory