Kolkata Chemical: A Premier Supplier, Manufacturer, and Distributor of Aluminum Hydroxide in India

Kolkata Chemical: A Premier Supplier, Manufacturer, and Distributor of Aluminum Hydroxide in India


Aluminum Hydroxide is a foundational compound across numerous industries. The efficacy of this compound impacts everything from water purification processes to antacid formulas in pharmaceuticals. Rooted in Kolkata, the heart of India, Kolkata Chemical has emerged as the forerunner in manufacturing, supplying, and distributing premium quality Aluminum Hydroxide, meeting the multifaceted demands of a rapidly evolving global market.

CAS Number:




Product Description:

Aluminum Hydroxide, frequently known as hydrate alumina, is a white crystalline powder. When refined, this compound reveals a myriad of applications due to its amphoteric nature, making it reactive with both acids and bases. It’s versatile, reliable, and crucial for multiple sectors.


Pharmaceuticals: Widely recognized as an antacid, it neutralizes stomach acid.

Water Treatment: Plays a pivotal role in water purification processes as a flocculant.

Flame Retardants: Used in plastics, rubbers, and adhesives to reduce flammability.

Cosmetic Industry: Constitutes a base for some cosmetics due to its skin-friendly nature.


Aside from the above, Aluminum Hydroxide has marked its footprint in paper production, ceramic industries, glass bottle manufacturing, and even as a mordant in dyeing.

Product Parameters:

Grade Standard:

Industrial, Pharmaceutical, Cosmetic, and Food Grade.


ISO 9001:2015, WHO-GMP


99.5% min


White crystalline powder


Molecular Weight: 78.00 g/mol

pH (5% aqueous solution): 7.5 – 10.5

Solubility: Insoluble in water, but dissolves in mineral acids.

Our Advantages:

Raw Material Mastery: Leveraging local resources, we ensure sustainable and uninterrupted production.

Technology-Driven: State-of-the-art machinery and innovation converge to deliver top-notch products.

Global Reach: Our expansive network ensures timely delivery to the world’s major cities.

Production Capacity:

An impressive 20,000 MT per annum, thanks to our advanced manufacturing facilities.

Quality Control:

End-to-end QC, right from raw material sourcing to final dispatch. Our labs, equipped with cutting-edge instruments, vouch for every gram we produce.


Given the vast applications, we offer tailored solutions to meet specific industry demands.

Company Info:

Kolkata Chemical has been a stalwart in the chemical industry for decades. We’ve grown organically, drawing from the rich mineral heritage of India, and strategically positioning ourselves at the epicenter of demand and supply. Our expansive infrastructure, coupled with a skilled workforce, ensures that we remain ahead in this competitive landscape.


Products are meticulously packed in 25kg and 50kg bags, but we’re flexible based on customer needs.

Physical Properties:

Density: 2.42 g/cm³

Melting Point: 300°C (Decomposes)


To be stored in a dry place, away from moisture, and under room temperature.

Quality Inspection:

Every batch undergoes stringent quality checks. Each product comes with a Certificate of Analysis, ensuring what’s inside the package is pure Aluminum Hydroxide.

Plant Area:

Our colossal manufacturing facility stretches over 150,000 square meters, set amidst the lush outskirts of Kolkata.

Terms of Payment or Quotation & Payment:

Versatile options ranging from Letter of Credit (L/C) to T/T, D/P, and more.

Nearest Port:

Kolkata Port, one of India’s busiest, ensuring swift shipments.

Import & Export Mode:

Both Sea and Air.

Our outreach spans globally with strongholds in:



Abu Dhabi








and many more key cities.


At Kolkata Chemical, it’s not just about the sale. It’s about crafting relationships, sculpting solutions, and creating value. Our ethos resonates with trust, quality, and commitment. With our footprint expanding from the deserts of the Middle East to the high-rises of global megacities, our mission remains unaltered – delivering excellence.

For collaborations, inquiries, or more insights, do connect with us at kolkatachemical@gmail.com. Your partner in progress, always.


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