Name:
Sodium Thiosulfate
Chemical formula:
Na2S2O3·5H2O
Physical appearance:
Colorless or slightly yellow transparent monoclinic crystal.
Quality standard:
HG/T 2328-1992
Description:
Sodium Thiosulfate, Sodium Thiosulphate, hypo
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