Chromium / Leather Chemicals

Sodium Sulphide - Red Flakes
Specification Sheetred  flakes
Product Name: Sodium Sulphide (Sodium Sulfide)
Molecular Formula: Na2S
CAS No.: 1313-82-2
Molecular Weight 78.04
Purity 60%
Model Number(Fe) 1500ppm
Appearance Red Flakes
Port All Indian Ports
Packing 25 kg bags as per specification 
Qty Per 20 Fcl 25 MT (1000 bags) Max

Product Specifications
Na2S(%) 60.0 min
Na2CO3(%)     5.0 max
Water Insoluble(%) 0.4 max
Fe(%)       0.15 max
Application Paper and pulp; textile; floatation; leather; chemical; rubber; dyes and detergent etc.

Sodium Sulphide - Yellow Flakes
Specification Sheetyellow flakes
Description Sodium Sulphide Yellow Flakes
Chemical Name Na2S
Purity 60% Min.
FE 30 ppm Max.
Water Insoluble 0.2% Max.

  • In tanneries for removing hair from hides and skins.
  • In pharmaceutical industries as a selective and cost-efficient reducing agent.
  • For obtaining Sulphur Black Dyes.
  • In Ore floatation.
  • As analytical reagent.
  • In Engraving.
  • In viscose Rayon Industry for removing Sulphur.
  • In the production of Heavy water used for Atomic Power Plants.
  • To remove heavy metals from waste waters in many industries.
  • In the craft wood-pulping process, it is used in synthetic cooking liquor.
  • In the manufacture of lubricating oils.
  • In the production of polysulphide elastomers. 

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