Home > Offer to Sell > Organic chemicals and Derivatives > Acid, ester and anhydride compounds > Thiourea Dioxide

Thiourea Dioxide

Inquiry
  Post Date: Feb 27,2013
  Expiry Date: Aug 26,2013
  Detailed Description: Cas No. :1758-73-2, 4189-44-0 Quantity: 5Metric Tons
Specs:white crystal powder
Payment Method: TT% in advance or Irrevocable L/C at sight
THIOUREA DIOXIDE

Formula: (NH2)2CSO2 CAS No: 1758-73-2 or 4189-44-0
Other name: Formamidine Sulfinic Acid (FAS), TDO, TUD
Melting point: 126°C PH: 4 (1% Solution)
UN No: 3341 Dangerous Goods Class: 4.2


Specification:


Items Standard

Appearance
white crystal powder

Purity :(%)
≥99.0

Thiourea: (%)
≤0.10

Moisture: (%)
≤0.05

Iron(PPM)
≤10

Sulphate: (%)
≤0.17




Packing: 50kg fiber drums, 25kg/500kg/1000kg woven bags, 25kg kraft bags.
Applications:

1. Pulper bleaching of recycled paper.
2. Single stage bleaching of recycled paper.
3. Sequential stage bleaching of recycled paper.
4. Solubilizing Vat dyes.
5. Clearing commercial dyes.
6. Reductive bleaching of minerals (primarily Calcium Carbonate).
7. Replacing sodium hydrosulfite in all above applications.

  CAS Registry Number:

1758-73-2, 4189-44-0
  Synonyms: ;Aminoiminomethanesulphinic acid;Thiourea dioxide;Thiurea Dioxide;Formamidinesulphinic acid;Formamidine sulfinic acid;(E)-amino(imino)methanesulfinic acid;Thiourea S,S-dioxide;(E)-amino(imino)methanesulfinate;1-(dioxido-lambda~6~-sulfanylidene)methanediamine;
  Molecular Formula: CH4N2O2S
  Molecular Weight: 108.1197
  Molecular Structure: 1758-73-2, 4189-44-0 Formamidinesulfinic acid
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: R22:;
R36/37/38:;
  Safety Description: S24/25:;

  Company: Shenyang Xin Guang Chemical Factory     [ China ]        
  Contact: zhang
  Tel: 024-89160086
  Fax: 024-89160086
  Email: 414850301@qq.com
Disclaimer statement:The information and data included above have been realized by the enterprises and compiled by the staff, and are subject to change without notice to you. The Chemnet makes no warranties or representations whatsoever regarding the facticity, accuracy and validity of such information and data. In order to ensure your interest, we suggest you chose the products posted by our gold suppliers or VIP members.