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Chemtex Speciality Limited
Chemtex Speciality Limited
Gobra, Kolkata, West Bengal
GST No. 19AADCC5168M1Z6
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Our Products

Alstasan Silvox 150 Mist: Accelerated Silver Hydrogen Peroxide Fog & Spray DisinfectantYes! I am interested
ALSTASAN SILVOX 150 MIST has been specifically formulated with silver accelerated hydrogen peroxide with stabilizers, to be used as a cold sterilant or spray disinfectant for direct spraying on human contact surfaces, skin, fabric, pets, upholstery, kitchen, workplaces, living rooms, cars, decontamination of coveralls such as PPE, aprons, walk-through tunnels, masks, etc. for use in residential, commercial, and industrial sectors.

Key Features & Benefits:
Anionic SurfactantYes! I am interested
Anionic Surfactant manufactures by Chemtex Speciality Limited which is based of sulfonates essentially. Anionic surfactants are good detergents with medium to high foaming properties, which are usually safe for human handling with neutral pH range.

Anionic Surfactant ionizes when mixed with water. Anionic Surfactant has a negative charge. Anionic functional groups are present at the head of the Anionic surfactant, such as Sulfate, Sulfonate, Phosphate and Carboxylates. Prominent alkyl sulfates include sodium lauryl sulfate (SDS, sodium dodecyl sulfate, another name for the compound), ammonium lauryl sulfate, and the related alkyl-ether sulfates sodium laureth sulfate, also known as sodium lauryl ether sulfate (SLES) and Sodium myreth sulphate. Chemtex Speciality Limited is an ISO 9001, ISO 14001 and OHSAS 18001 certified company that specializes in the manufacturing of anionic surfactant products. It has also established itself to be among world's renowned multipurpose chemical exporter having its facility in India. Chemtex's greatest business vitality and strength are its technical and manufacturing knowledge and a well developed technical service team.
Boiler AntiscalantYes! I am interested
Chemtex's Boiler Antiscalant includes Powder Antiscalant, Boiler Sludge Conditioner, Sludge Remover, Boiler Water Phosphate Treatment, Phosphate Polymer Treatment, Sodium Tri poly Phosphate etc. These are all online boiler internal tubes treatment compound based on polymeric dispersants for sludge conditioning, poly-phosphates and polymers for scale and corrosion inhibition. It imparts excellent online cleanliness of boiler internals by preventing scale, metal ions and metal oxide deposits formation Chemtex's Boiler Antiscalant helps to prevent deposition of calcium, iron and iron-oxide. It also aids in removal of existing scale from the water boiler. The optimum balances of products enable complete boiler online cleaning. Chemtex's Boiler Antiscalant contains corrosion inhibitor which forms a protective passive film over the boiler heat transfer surface. The inhibitor prevents fouling due to Iron Hydroxides, pitting and tube failures.
Cooling Tower Antiscalant and Corrosion InhibitorYes! I am interested
Chemtex’s Cooling Tower Antiscalant And Corrosion Inhibitor is a highly effective blend of designed to control scale, corrosion and non-biological fouling in cooling water systems. It does not contain chromate, zinc or heavy metals. It is specially created to meet the needs of systems, containing high concentration of hardness salts.

Chemtex’s Cooling Tower Antiscalant And Corrosion Inhibitor helps to keep the system surfaces clean and deposit free. It provides superior protection to system metallurgy under a variety of conditions.

Chemtex’s Cooling Tower Antiscalant And Corrosion Inhibitor is purely organic and biodegradable, thus does not promote heavy metal discharge in blow down.

Key Features and Benefits
High pH Membrane CleanerYes! I am interested
Chemtex’s High pH Membrane Cleaner is an alkaline liquid product for cleaning of contaminants like oils,organic compounds, silica scales and biological slimes and films from RO/NF/UF membranes.

Chemtex’s High pH Membrane Cleaner also contains organic dispersants that helps to break down colloidal clay deposits and imparts better efficacy to biocides by penetrating into films.

Key Features and Benefits
Polyacrylamide High Molecular WTYes! I am interested
Polyacrylamide High Molecular WT is an anionic charged solid polyelectrolyte designed to be used as a flocculant in the direct filtration process for settling of inorganic suspended solids, effluent water.

Polyacrylamide, in its ionic form, is found to be having a major role in the potable water treatment industry. Trivalent metal salts like aluminum chloride and ferric chloride are bridged by the long polymer chains of polyacrylamide. This leads to significant enhancement of the rate of flocculation. This allows water treatment plants to improve the removal of total organic content (TOC) from raw water to a great extent.
Potable Water DisinfectantYes! I am interested
The Potable Water Disinfectant is effective in maintaining the water hygienic and safe for longer time. these disinfectants are processed by making use of finest quality compositions and field water disinfection techniques. our offered range of disinfectants lowers the risk of undesirable disinfections' by-products. the products which we cater under potable water disinfectant are hydrogen peroxide with silver, drinking water biocides, peracetic acid.

These formulations are suitable for disinfecting the raw water containing biological impurities, microorganisms and bacteria to transform it into potable water. the matchless features of these chemicals are excellent termination of microorganisms' growth, non-toxic, accurate ph value and corrosion inhibition.
CTC SubstituteYes! I am interested
Chemtex’s ctc substitute is a highly effective blend of stabilized vaporizing solvents for flushing out carbon, moisture, dirt, oil, sludge and metal deposits from the refrigerant and compressor line.

Chemtex’s ctc substitute is an excellent choice for cleaning and degreasing of refrigerant tubes for its compatibility with refrigerants such as r134a, r21, r22, ammonia etc. It is also compatible with all ac components such as seals, o-rings etc.
Chemtex’s ctc substitute effectively cleans contaminants, achieving a clean dry surface free from impurities and residue. It is completely volatile or vaporizing in nature.
Chemtex’s ctc substitute is also effective as a fire extinguishing additive
Key features and benefits
Welcome to

Chemtex Speciality Limited

  • Nature of BusinessManufacturer
  • Total Number of Employees51 to 100 People
  • Year of Establishment1970
  • Legal Status of FirmLimited Company (Ltd./Pvt.Ltd.)
  • Annual TurnoverRs. 100 - 500 Crore
  • GST No.19AADCC5168M1Z6

Chemtex Speciality Limited is a rapidly growing chemical manufacturing & marketing company and has been active in the development, production and marketing of speciality chemicals additive for various applications, since the year 1970.

Chemtex chemicals contribute substantially to the priority areas of energy conservation and environment protection and has been certified with NS-EN ISO 14001:2004 (EMS) certification.

Chemtex Speciality Limited is a public limited organization registered under Company’s Act 1956. The quality management system is certified by ISO 9001:2008 certification and has obtained CRISIL verified certification.

The company is backed by about a gross of qualified professionals having a collective experience of over a hundred decades in the industry. Chemtex is certified under the Occupational Health and Safety Management system by OHSAS 18001:2007 certification, ensuring the industry’s best work environment.

Chemtex is chosen for its integrity and observance for high quality standards with commitment to customer value. The company has served over 18000 clients worldwide so far and still counting.

The company has been awarded with the Best Growing Business Award by WBBA in 2010 and 2012, and by ABID in 2013 for Best Place to Work.

Chemtex has wide spread applications and serves to various industries, amongst which the major are Agro, Automobile, Dairy, Food & Beverage, Iron & Steel, Institution, Paper, Pharma, Power and Textile. As such, with the wide range of products offered by the company it may not be wrong to say that there is something to offer for every industry.

The main product line of Chemtex is divided in four major verticals, viz., Water treatment chemicals, Cleaning and Hygiene Chemicals, Heat Transfer Fluids and Performance Chemicals.


Chemtex Speciality LimitedChemtex Speciality Limited



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Shubham Karnani  (Director)
Chemtex Speciality Limited
111, Haute Street Corporate Park, 86A, Topsia Road South, Gobra, Kolkata - 700046, West Bengal, India
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