Yellow sulfur formations and green mineral pools

Gulshan Chemicals Private Limited

Sulfur-based performance chemicals, made in India since 1988.

A leading producer of sodium hydrosulfite and sodium sulfite for the textile, pulp and paper, pharmaceutical, kaolin clay, water treatment, dyestuff and oil field industries.

1985
Company founded
1988
Sodium hydrosulfite plant commissioned
100+
Man-years of sodium hydrosulfite manufacturing expertise in the engineering team
Oldest
Plant in India in its category

The company

More than three decades on the sodium formate route

In 1988, when the first drum of Gulshan Hydros was rolled out, the company became one of the few in the world to produce sodium hydrosulfite using the highly advanced sodium formate route. Over more than three decades of operation, Gulshan has established trust, reliability and sustainability.

About Gulshan Chemicals

Sodium hydrosulfite powder, blue product drums, the plant at dusk and a tree-lined road

Products

Two products, made to specification

White sodium hydrosulfite powder in a glass dish beside laboratory flasks
Na2S2O4

Sodium Hydrosulfite

A white, free flowing, crystalline powder. Low dusting, readily soluble in water, with strong reducing action in aqueous solutions.

Grades
Concentrate, Standard
Assay
88 / 85 % w/w min
Packing
50 kg, 100 kg steel drums
Specifications
White sodium sulfite powder in a glass dish
Na2SO3

Sodium Sulfite

A white to slightly off-white, free flowing, crystalline and odorless powder. Soluble in water and sparingly soluble in alcohol.

Grades
Chemical, Technical
Assay
98 / 97 % w/w min
Packing
25 kg, 50 kg HDPE woven bags
Specifications

Applications

Where they are used

IndustryWhat the product doesProduct
TextilesReducing agent for vat-dyeing cotton fibers and blends, for stripping colorants from textile fibers and for cleaning dyeing equipment.Na2S2O4
Pulp and paperBleaching mechanical and thermo-mechanical pulp and deinking recycled paper. Production of chemical-thermo-mechanical pulp and the Kraft pulping process.Na2S2O4Na2SO3
Water treatmentOxygen scavenger in boiler water, antichlor for municipal and industrial wastewater, effluent treatment and desalination plants. Reduction of hexavalent chromium in effluent.Na2SO3Na2S2O4
Pharmaceuticals and dyestuffsReducing or bleaching agent in the production of dyestuffs and pharmaceuticals.Na2S2O4Na2SO3
Kaolin clayBleaching agent for clay.Na2S2O4
Oil fieldOxygen scavenger in oil drilling water.Na2SO3

Commitment

Responsible to people and to the environment

Children and volunteers laughing together outdoors

Corporate Social Responsibility

We work towards the development, empowerment and welfare of the weaker sections of society, through healthcare, education and financial assistance.

Our CSR work
A river running through a forested valley

Safety, Health and Environment

Our production facility is operated in a manner that protects the health of employees, communities and the environment.

How we operate

Ask for a quotation or a technical data sheet

Tell us the product, grade and quantity you need. Our sales desk in New Delhi will reply.

Contact sales