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Hypo

Inquiry
  Post Date: Sep 18,2023
  Expiry Date: Dec 17,2023
  Detailed Description: Cas No. :7772-98-7 Quantity: 8000Metric Tons
Specs:99%min
Price:210 USD Metric Tons
Payment Method: T/T,L/C at sight,D/P etc
Name：

Sodium Thiosulfate

Chemical formula：

Na2S2O3·5H2O
Physical appearance：

Colorless or slightly yellow transparent monoclinic crystal.

Quality standard：

HG/T 2328-1992

Description：


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

APPEARANCE 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     [ China ]        
  Contact: lilian
  Tel: +86-731-84765733
  Fax:
  Email: lilian@weichuangchem.com
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