The People Behind Your Colour Supply
DIA International is a New Delhi based supplier of Optical Brighteners, Reactive Dyes and Direct Dyes for the textile, paper and detergent & home care industries — supplying customers across India and 20+ export markets.
A Focused Supplier of Speciality Colourants
Optical Brighteners, Reactive Dyes and Direct Dyes for mills, paper manufacturers and detergent formulators — a deliberately focused range, supplied and supported by one small team in New Delhi.
Our Products
Explore Our Product Range
High Performance Dyes and Optical Brightners for Textile and paper applications
- Textile
- Paper
- Design
Optical Brightenres
High Performance Dyes and Optical Brightners for Textile and paper applications
- Textile
- Paper
- Design
Reactive Dyes
High Performance Dyes and Optical Brightners for Textile and paper applications
- Textile
- Paper
- Design
Direct Dyes
High Performance Dyes and Optical Brightners for Textile and paper applications
How the Business Has Grown
A short history of the range, the markets and the relationships behind them.
Established in New Delhi
Range Extended to Dyes
Reactive Dyes and Direct Dyes added so buyers could consolidate requirements with one supplier.
First Export Shipments
Cross-border supply begins, with documentation support built into the process from the start.
Home Care Segment Added
Our Commitments
Explore Our Product Range
Status is shown honestly — in place, available on request, or not yet held. Replace the bracketed entries with your certificate numbers.
- Incoming material checked against the agreed specification before it is released
- Shade compared to the approved standard, batch to batch
- Technical Data Sheets for every grade supplied
- Safety Data Sheets in the format your compliance team needs
- Batch certificates of analysis and pre-shipment samples on request
Grades Chosen to Waste Less in the Process
The largest environmental effect of a colourant is felt in the customer’s process, not in the drum. Product selection and dosage guidance are given with that in mind, within our technical scope.
Solutions by Industry
Specialty chemical solutions designed to enhance performance across textile, paper, and detergent applications.
Textile Industry Solutions
From reactive and direct dyes to optical brighteners, DIA International supplies a core range of colorants and brighteners for textile manufacturers and processors.
- Optical Brighteners
- Reactive Dyes
- Direct Dyes
Paper Industry Solutions
- Optical Brighteners
- Direct Dyes
Detergent & Home Care Solutions
Optical brighteners and direct dyes that improve whiteness, brightness and colour performance for paper and board manufacturers.
- Optical Brighteners
- Direct Dyes
"Buyers were sourcing the same shade from three vendors and chasing all three for paperwork. DIA was started to put that under one relationship."
Founder Name
Founder, DIA International
[Add a short background — years in the dyes and colourants trade, earlier roles, and the technical grounding that shaped the product selection philosophy.]
Serving Customers Across India & International Markets
With a strong base in India and established international supply experience, DIA International supports buyers across textile, paper and home care sectors.
Canada
USA
Mexico
Spain
Germany
Saudi Arabia
India
Russia
Frequently Asked Questions.
What is your Minimum Order Quantity (MOQ)?
How do you guarantee batch quality consistency?
MOQs differ by product type. Commodity bulk chemicals typically have a minimum of 1 full ISO Tanker or container load, while specialty specialty formulations start as low as 1 IBC tote (1,000L).
Do you supply custom-blended concentrations?
MOQs differ by product type. Commodity bulk chemicals typically have a minimum of 1 full ISO Tanker or container load, while specialty specialty formulations start as low as 1 IBC tote (1,000L).
What packaging and delivery options do you offer?
We offer flexible packaging and delivery options based on the product type and order volume, including ISO tankers, bulk containers, IBC totes, and other suitable industrial packaging.
Can you provide product documentation and quality certificates?
Yes. We can provide relevant product documentation, including Certificates of Analysis (CoA), Safety Data Sheets (SDS), specifications, and other quality or compliance documents as required.