Bespoke Chemical Manufacturing
Welcome to Online Reagents, the premier destination for bespoke chemical manufacturing and online reagents. With over 52 years of experience in the chemical manufacturing industry, we at PMA have expanded our services to the digital world, making it easier for you to access high-quality ISO9001-accredited reagents online.
One-Stop Shop for Bespoke Chemical Manufacturing and Online Reagents
At Online Reagents, we not only provide a wide range of reagents, but we also offer comprehensive solutions for your chemical manufacturing needs. From small batch runs with full QA backup and batch traceability to large-scale production, we’ve got you covered.
Explore our online reagents and discover the PMA difference. Experience the convenience of ordering high-quality reagents online, coupled with the assurance of bespoke chemical manufacturing from a trusted industry leader.

Bespoke Chemical Manufacturing

Quality Assurance and Traceability

Sustainable Practices
Explore our most popular reagent ranges.
Find frequently ordered standards, buffers and chemical solutions, ready to add to your quote.
Precision Chemical Manufacturing, Delivered Your Way
At Online Reagents, we don’t just manufacture chemicals—we build solutions. From small-scale batches to industrial volumes up to 30,000 litres, we formulate, label, and dispatch to your exact specification. Whether you’re ordering acids, solvents, pH buffers, or bespoke blends, your pallet is packed with consistency, compliance, and care.


Bespoke Chemical Manufacturing

Quality Assurance and Traceability

Sustainable Practices









Stay informed with the latest insights
Visit our blogDiscover the Future of Water Quality Testing
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With a wide range of products for whatever your application, we have the solution for you!
Tailored Chemical Solutions: Quality, Confidentiality, and Award-winning Service

Quality Assurance Program

Confidentiality Agreement

Bespoke Manufacturing

Customer Service Award
Why choose us for chemical manufacturing?
When you choose Online Reagents, you’re not just choosing a service provider. You’re choosing a partner committed to delivering high-quality, reliable chemical solutions. Here’s why Online Reagents should be your first choice for chemical manufacturing:
Decades of Experience
Confidentiality Agreements
Full Traceability
Low Minimum Order Values
Express delivery options are available.
Our aim is make it very simple to source your chemical products from a specialist company, whilst at the same time offering an excellent range of ancilliary consumable and equipment products.






