Customization: | Available |
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CAS No.: | 7772-98-7 |
Formula: | Na2s2o3 |
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Sodium Thiosulfate
CAS NO:7772-98-7
Einecs no:231-867-5
Hs code:2830909000
Molecular formula:NA2O3S2
SODIUM THIOSULFATE 99% INDUSTRY GRADE
Raw material: Sodium carbonate, Sulfur dioxide
Package: 25kg, 50kg, 1000kgIf you are interested in the product, you can contact me to understand the product details, we can be the first time to provide you COA, MSDS and other product related documents and prices;
COA is an important document to prove product accountability. It reflects whether the quality of the tested substance meets the specified standards. It is not important for ensuring product quality and improving product competitiveness.
The COA we provide are all the results of the factory's strict inspection, please rest assured for reference;
TEST ITEMS | SODIUM THIOSULPHATE PENTAHYDRATE | ||
Appearance | Colorless transparent crystal | White Powder | |
Standard | Photographic grade | Industrial grade | Industrial grade |
ASSAY: | 99.00% MIN | 98.5% | 97% |
WATER INSOLUBLES: | 0.01% MAX | 0.01% MAX | 0.03% MAX |
SULPHIDES: | 0 001% MAX | 0 001% MAX | 0 001% MAX |
Fe: | 0.001% MAX | 0.001% MAX | 0.005% MAX |
S: | 0.001% MAX | 0.001% MAX | 0.001% MAX |
PH: | 6.5-9.5 | 6.5-9.5 | 6.5-9.5 |
1.Textile printing and dyeing industry used as dechlorination agent after fiber bleaching, reactive dye coloring anti-dye agent, etc.
2.Pesticide industry is widely used in the manufacture of insecticides and pesticides containing nitrogen waste water treatment agents;
3.Used in the tannery industry as a leather tanning preparation;
4.Can also be used for photographic fixing agent plating and mineral processing and other industries.
Fondland Chemicals Co., Ltd (hereafter referred as FONDLAND) established in 2010, is the leading manufacturer and supplier of Chemicals. FONDLAND founded relying on Shandong Haihua Group with strongest supplying capability and competitive price. Our products were sold to most of the world, including Middle East, Africa, Southeast Asia, North America, South America, Caribbean , Europe etc.