Modi Chemical, a top Chloro Sulphonic Acid ACID manufacturer in Gujarat and across India, excels in producing high-quality chemicals. With advanced technology and strict quality control, they meet diverse industry needs, ensuring reliability and excellence in their products and services.

Best Chloro Sulphonic Acid Manufacturer Company

Chlorosulphonic acid is the inorganic compound with the formula HSO3Cl. It is a distillable, colourless liquid which is hygroscopic and a powerful lachrymator. Commercial samples usually are pale brown or straw coloured.

Uses: Chlorosulphonic Acid is used to make detergents, Pharmaceuticals, Dyes, Pesticides & Resigns.

Chemical FormulaHSO3Cl
Molar mass116.52 g mol−1
Appearancecolourless liquid, but commercial samples usually are pale brown
Density1.753 g cm−3
Melting point−80 °C (−112 °F; 193 K)
Boiling point151 to 152 °C (304 to 306 °F; 424 to 425 K) (755 mmHg or 100.7 kPa)
Solubility in waterhydrolysis
Solubility in other solvents reacts with alcohols soluble in chlorocarbons
Refractive index (nD)1.433

Product Details:
Minimum Order Quantity200 KGS
ApplicationDetergents, Pharmaceuticals, Dyes, Pesticides, Resign
Packing TypeDrum
Packing Size200 KGS Drum
HSN Code28062000
CAS No.95-49-8

Chloro Sulphonic Acid: Essential Information and Where to Buy

Chlorosulfuric acid, or chlorosulfuronic acid, is an essential chemical utilised in many different industries. Knowing chloro sulphonic acid is essential whether you work in manufacturing, research, or any other industry that uses chemicals. We'll go over the meaning, uses, and advantages of getting chloro sulphonic acid from Gujarat-based, reputable Modi Chemical. We'll also answer some commonly asked questions to assist you in making wise choices.

What is Chloro Sulphonic Acid?

The chemical formula for chloro sulphonic acid (CSA), ClSO3H, indicates that it is a strong and extremely reactive sulfonating agent. It is a fuming liquid with a strong odour that is colourless to light yellow and is frequently used in the chemical industry. Chlorine atoms are substituted for one hydroxyl group in sulfuric acid to produce CSA, a derivative that is more reactive and useful in a variety of chemical reactions.

- Uses of Chloro Sulphonic Acid -

1. Chemical Manufacturing

Many different chemical compounds are synthesised using chloro sulphonic acid. It introduces sulfonic acid groups into organic compounds, acting as a sulfonating agent. The production of sulfonated intermediates, which are utilised in detergents, dyes, and medications, depends on this process. Herbicides, insecticides, and other agrochemicals are also made with CSA.

2. Pharmaceutical Industry

Chloro sulphonic acid is used by the pharmaceutical industry to produce a wide range of intermediates and active pharmaceutical ingredients (APIs). It is extremely useful for constructing complicated pharmacological compounds and improving their solubility and stability because of its capacity to add sulfonate groups into organic molecules.

3. Dye and Pigment Industry

In order to make pigments and dyes, chloro sulphonic acid is essential. It is employed to sulfonate aromatic compounds, which are essential dye production intermediates. Sulfonation is a technique that helps dyes become more soluble and colorfast so they can be used in a variety of applications such as coatings, inks, and textiles.

4. Detergent and Surfactant Production

Chloro sulphonic acid is used to make sulfonated surfactants, which are employed in the detergent and surfactant industries. Because of these surfactants' superior cleaning and emulsifying qualities, they are indispensable ingredients in both industrial and home cleaning solutions.

5. Polymer and Plastic Industry

In the plastics and polymer industries, chloro sulphonic acid is used to change the characteristics of polymers. It contributes to the sulfonation of polymers, improving their ion-exchange capacity, thermal stability, and water solubility. Producing speciality polymers for a range of uses, such as ion-exchange resins and membrane materials, requires this procedure.

6. Laboratory Reagent

In lab settings, CSA is a useful reagent for a range of chemical processes and analytical methods. It is employed as a chlorinating agent, in esterification processes, and in sulfonation reactions. It is an essential tool for chemists and researchers due to its high reactivity and adaptability.

- Why Choose Modi Chemical? -

1. High-Quality Standards

Modi Chemical has strict quality control procedures to guarantee that their chloro sulphonic acid satisfies the highest industry requirements. Their product is well-known for being consistent and pure, which makes it perfect for tough applications.

2. Advanced Manufacturing Facilities

Modern manufacturing facilities at Modi Chemical provide effective production procedures. Their facilities meet worldwide safety and environmental requirements and are furnished with cutting-edge technology.

3. Experienced Professionals

Modi Chemical takes great satisfaction in having a group of skilled experts in the chemical manufacturing industry. Their proficiency and understanding guarantee that the manufacturing procedure is maximised for effectiveness and excellence.

4. Customer-Centric Approach

The core tenet of Modi Chemical's business strategy is client happiness. They provide quick delivery, top-notch customer support, and customised solutions to satisfy each client's unique needs.

5. Competitive Pricing

Modi Chemical offers items of excellent quality at cheap prices. Customers will receive the best return on their investment thanks to this.

Where to Buy Chloro Sulphonic Acid?

Modi Chemical is the business to get in touch with if you're wanting to get chloro sulphonic acid, particularly from an established producer in India. Modi Chemical can meet your needs whether you require big quantities for industrial purposes or smaller amounts for use in laboratories. Their chloro sulphonic acid is available for purchase straight from their website or by getting in touch with their sales staff.


Chloro sulphonic acid is an extremely adaptable and valuable chemical that finds extensive use in a multitude of industries. Whether you operate in pharmaceuticals, detergents, dye and pigment manufacture, chemical manufacturing, or laboratory research, it is imperative that you comprehend its features and applications. When buying chloro sulphonic acid, Modi Chemical, a well-known business in Gujarat, India, provides unrivalled quality, dependability, and customer service. With their cutting-edge facilities and knowledgeable staff, Modi Chemical guarantees you'll receive the ideal product for your requirements. To find out more or to place an order, visit their website or get in touch with their sales staff right now. Selecting Modi Chemical is a decision to secure superior chloro sulphonic acid for your company and to choose excellence in chemical manufacturing.


1. What is the difference between chloro sulphonic acid and sulfuric acid?

The primary distinction between sulfuric acid and chloro sulphonic acid is found in their reactivity and chemical structures. Because it has a chlorine atom, chloro sulphonic acid (ClSO3H) is a more potent sulfonating agent than sulfuric acid (H2SO4). Because of its increased reactivity, CSA can be used in some industrial applications where a stronger sulfonating agent is needed.

2. Why should I choose Modi Chemical for chloro sulphonic acid?

Modi Chemical is distinguished by its dedication to superior quality standards, state-of-the-art manufacturing facilities, skilled personnel, customer-focused methodology, and affordable prices. Their strict quality control procedures guarantee that the product you receive is pure and consistent, making it appropriate for use in demanding applications. They are the best option for buying chloro sulphonic acid in India because of their excellent customer service and customised solutions, which offer value.

3. Can chloro sulphonic acid be used for cleaning purposes?

It is not advised to use chloro sulphonic acid for general cleaning due to its extremely corrosive nature. It is mostly employed in industrial settings for particular chemical processes. Alternatives that are less reactive and safer should be utilised for general or household cleaning.

-More Products-