Хлопья гидросульфида натрия 70% для кожевенного


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Характеристики


Sodium Sulfide



Product Description


Sodium Hydrosulphide Flakes 70% For Leather TanningSodium Hydrosulphide Flakes 70% For Leather Tanning


 

























































































Iron content 



Na2S(%) 



Na2SO3(%) 



Na2S2O3(%)



Na2CO3(%) 



Water Insoluble(%) 



color



1500ppm Max 



60.0 Min



0.2 Max



0.2 Max



5.0 Max



0.4 Max



 


   red



150ppm Max



60.0 Min



0.2 Max



0.2 Max



2.0 Max



0.2 Max



80ppm Max



60.0 Min



0.2 Max



0.2 Max



2.0 Max



0.2 Max



 


 


 


 


  yellow



50ppm Max



60.0 Min



0.2 Max



0.2 Max



2.0 Max



0.2 Max



30ppm Max



60.0 Min



0.2 Max



0.2 Max



2.0 Max



0.05 Max



20ppm Max



60.0 Min



0.2 Max



0.2 Max



2.0 Max



0.03 Max



15ppm Max



60.0 Min



0.2 Max



0.18 Max



1.8 Max



0.03 Max



10ppm Max



60.0 Min



0.2 Max



0.18 Max



1.8 Max



0.03 Max



5ppm Max



60.0 Min



0.2 Max



0.18 Max



1.7 Max



0.02 Max






Packaging & Shipping


 




PACKING: 25kg PP+PE bag, 25MT per container. 1000kg jumbo bag, 20mt/20FCL.

Sodium Hydrosulphide Flakes 70% For Leather TanningSodium Hydrosulphide Flakes 70% For Leather TanningSodium Hydrosulphide Flakes 70% For Leather Tanning






Product Uses


Sodium Hydrosulphide Flakes 70% For Leather Tanning


1) It is used to produce sulfur dyes in the dye industry and it is the raw material for sulfur blue and sulfur blue. The printing and dyeing industry is used as a dye assistant to dissolve sulfur dyes.


2) Adding an appropriate amount of sodium sulfide to the alkaline etching solution of aluminum and alloy can significantly improve the quality of the etching surface, and it can also be used to remove alkali-soluble heavy metal impurities such as zinc in the alkaline etching solution.


3) Sodium sulfide can also be used for the treatment of conductive layer in direct electroplating.


4) Used as a corrosion inhibitor. It is also a raw material for sodium thiosulfate, sodium polysulfide, sulfur dyes, etc.


5) Used in the manufacture of sulfur dyes, leather depilatory, metal smelting, photography, rayon denitration, etc.


 





Новинки - Розница

0.0188 s.