Pure Innovation in Water Treatment. Trusted by Industries Across India.

At OCH Chemicals & Systems, we are committed to redefining water treatment through innovation, quality, and industry-specific expertise. As a leading manufacturer of water treatment chemicals, we offer a comprehensive range of solutions that ensure the optimal performance of water purification systems—supporting industries in maintaining compliance, efficiency, and environmental responsibility.

With our state-of-the-art manufacturing facility located in Chennai and strategically positioned branch offices in Madurai and Tiruppur, we cater to the diverse needs of clients across Tamil Nadu and beyond. Our products are widely trusted by packaged drinking water manufacturers, hospitals, hotels, textile processing units, pharmaceutical facilities, industrial plants, and municipal wastewater systems—helping them maintain the highest standards of water quality and system protection.

We bring together technical excellence, reliable logistics, and customer-focused service to deliver tailor-made solutions for:

​Whether you are looking for advanced antiscalants, membrane cleaners, boiler oxygen scavengers, or cooling tower biocides, OCH Chemicals is your trusted partner for results-driven and cost-effective solutions.