Product-wise Applications

Sodium Hydrosulphite

Transpek-Silox is the largest manufacturer of Sodium Dithionite, commonly known as Sodium Hydrosulphite (SHS/Hydros) in India. Company has the unique distinction of being the only company in the world who has the capability to produce it through dual routes i.e. Zinc route and Sodium Format route in different facilities. Sodium Hydrosulphite is used in Vat/Indigo dyeing, reduction clearing of dyed synthetic fabrics and yarns, cleaning dye-soiled dyeing machines, stripping fabrics before re-dyeing, as a reductive bleaching agent for recycled pulp, and for bleaching of Kaolin clay.

We offer specialised denim grade Sodium Hydrosulphide ( Hydros DTM ) and Proprietary Reducing Agent ( LeucoSAFE D7TM ).

Application Industries
Textile
  • For Dyeing of Vat and Indigo dyes
  • Reduction clearing of Synthetic fabric for stripping of dyes
Reducing Agent
  • Reduction of heavy metals such as Titanium, Chromium, Manganese, Molybdenum and Tungsten, Disulphate linkage in wool hair.
Other Applications
  • It includes Machine cleaning, Water treatment, Food bleaching (Jaggery, Sugar, Honey and Gelatin), Soap manufacturing and Glue manufacturing
Bleaching
  • As bleaching aid in ground wood pulp and clay