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sodium thiosulfate

Inquiry
  Post Date: Mar 02,2021
  Expiry Date: Aug 29,2021
  Detailed Description: Cas No. :7772-98-7 Payment Method: L/C.D/P at sight
Appearance:Colorless or slightly yellow transparent monoclinic crystal.

Quality standard：HG/T 2328-1992

Application:
1>Used in fixers,plating,leather,reductant,dechlorinating agent；
2>Sulfur dyeing agent；
3>As a blush preventive agent；
4>As a disinfectant and decolor agent.

Package:
1>25KG/50KG compound plastic woven bag with inner polythene liner；
2>1000kg Jumbo bags；
3>Any other particular requirements to the package can be discussed.

Shelf Life:One year

Storage & handing :
1>Store the product in a cool and dry place；
2>Prevent from direct sunlight, water and moisture；
3>Avoid contact with strong add oxidants；
4>Do not stores it for long time.

Product Specification:
PHOTO GRADE TECH GRADE TECH GRADE
APPEARANC COLORLESS TRANSPARENT WHITE POWDER
Na2S2O3 >99.0% >98.5% >97%
WATER INSOLUBLE <0.01% <0.03% <0.03%
SULFIDE <0.001% <0.003% <0.001%
IRON <0.001% <0.003% <0.005%
PH 6.5-9.5 6.5-9.5 6.5-9.5

  CAS Registry Number:

7772-98-7
  Synonyms: ;hypo;hyporice;sodium hyposulfite;sodium subsulfite;sodium thiosulfate anydrous;thiosulfuric acid, disodium salt;thiosulfuric acid (h2s2o3), disodium salt;thiopivalic acid sodium salt;sodi-um hyposulfide;dechlorinating solution;betz 0235;sulfurothioic O,O-acid;hydrogen sulfurothioate;
  Molecular Formula: Na2S2O3
  Molecular Weight: 158.109
  Molecular Structure: 7772-98-7 Sodium thiosulfate
  Safety Description: S24/25:;

  Company: Changsha weichuang chemical co., ltd         
  Contact: Lucia
  Tel: 17872514529
  Fax:
  Email: Lucia@weichuangchem.com
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