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We’re here to help
you innovate with success

As a leading global provider of microbiological and analytical lab testing, we know that compliance is critical and every test matters. Our commitment to upholding the highest standards and building strong customer partnerships is driven by our shared desire to improve and save lives.

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Nelson Labs offers:

Complete confidence

Your products help save lives, our tests help make that possible. Our track record and reputation for quality and reliability set us apart.

Exceptional service

We provide personalized service for every client and every project with our worldwide network of labs and facilities. We know that timely turnaround, superb quality and working with a provider who understands your needs are critical to a long-standing partnership - and that’s why 99.4% of our sales orders are from repeat customers.

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An Industry-leading expert

We understand your business and the challenges you face. In fact, our experts sit on the standards committees and have created many of the tests you rely on. Learn from our experts.

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End-to-end solutions

We are the only comprehensive provider of mission-critical services. Our expert advisors can guide you along your product development lifecycle to ensure the safety of your product.

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News & Events

Blog

Crystals in Bloom: Unraveling the Solubility Puzzle

Posted: December 4, 2025

Blog Post 11 – Crystals in Bloom: Unraveling the Solubility Puzzle 2 min reading time Followers of our blog series will notice that a routine ultraviolet (UV) liquid chromatography (LC) analysis is often the first step in detecting that something is wrong with a drug product. Unexpected impurities that breach the identification or qualification threshold...

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Blog

Yellow Discoloration of a Drug Product – How a Database Similarity Search Reveals the Culprit

Posted: November 17, 2025

Blog Post 10 – Yellow Discoloration of a Drug Product – How a Database Similarity Search Reveals the Culprit 3 min reading time A customer contacted us for analytical assistance to find the substance responsible for yellow discoloration of a drug stored in polyethylene (PE) bottles. The coloration increased over time during storage in the...

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Trade Shows

DDL2025 Conference

Event date: December 10, 2025

We’re excited to announce that we will be attending and have a stand at DDL2025 in Edinburgh, Scotland UK.  We look forward to this annual forum for formulators, clinicians, engineers,...

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