Sulphites

Sodium Sulphite

Here is a varied range of sodium sulphite uses, marketed under the brand Birlasulf Sodium Sulphite (Birlasulf SS):

• In the production of pulp
• In the sulfidization of tanning extract
• In the production of shampoo and trinitrotoluene (TNT)
• An antichlor in water treatment
• A moderate reducing agent in the production of chemicals and drugs
• A preservative in natural latex rubber and photography
• An oxidant, enzyme inhibitor, and anti-microbial agent in the food industry
• As a solvent in the fibre industry

Sodium metabisulphite

We are one of the prominent sodium metabisulphite suppliers in the world and it is marketed under the brand Birlasulf Sodium Metabisulphite (Birlasulf SM). It is used for a variety of purposes:

• A preservative in fruits and starch, and as an enzyme inhibitor in melanin formation
• An antichlor in water treatment, and in the detoxification of cyanide and chromate
• A bleaching agent in the production of wool and jute
• An antichlor in the production of paper and pulp
• To destroy cyanide in gold mining
• Important constituent for making developer solutions and acidifying fixing baths

Sodium bisulphite

We are also among the best sodium bisulphite suppliers worldwide. Marketed under the brand Birlasol 35, it is widely used for varied purposes. Some of the common sodium bisulphite uses are as follows:

• As a preservative in fruits and starch, and an enzyme inhibitor in melanin formation
• As an antichlor in water treatment
• As a bleaching agent in the production of wool and jute
• In the detoxification of cyanide and chromate
• In the production of pulp and paper as an antichlor and a bleaching agent
• To purify and isolate aldehydes and ketones, and to destroy waste bromine in the chemical and pharmaceutical industry
• To solubilize tanning extracts
• Important constituent for making developer solutions and acidifying fixing baths

Potassium metabisulphite

Marketed under the brand Vintage, potassium metabisulphite is useful in various industrial sectors:

• To prevent the growth of microorganisms, and to protect colour and delicate flavours of wine, potassium metabisulphite is necessary.
• To remove chloramines and inhibit the growth of wild yeasts, bacteria, and fungi in the beer industry
• To develop solutions and acidify fixing baths in photography and film
• As a preservative and antimicrobial agent in the making of fruits, vegetables, shrimps, and prawns
• In the production of vitamins and pharmaceutical intermediates

Catalysed Sodium Sulphite

An oxygen scavenger in boiler feed water and drilling mud in oil exploration

Potassium Thiosulphate

• Primarily in agriculture as a liquid fertilizer
• Mining of precious metals as a lixiviant
• Essential constituent in turf management program