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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


Container Closure Requirements: Preparing for USP <382> <661.1> and <661.2>

Posted: March 26, 2024

Container closure integrity, which is verified by container closure integrity testing (CCIT), is critical to ensure the sterility of drug products. Physical, chemical, and biological assessments must be carried out to make sure components are compatible and fit for use. USP <661.1> <661.2> & <382> will be official by the end 2025. This whitepaper provides...

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Should I Test for endotoxins Pre- or Post-Sterilization?

Posted: March 26, 2024

Typically, end-product testing for endotoxin is performed post-sterilization. Performing testing post-sterilization allows for the entire manufacturing process to be evaluated for potential impact on the product or endotoxin levels. Although post-sterilization testing is typically recommended, pre-sterilization testing may be performed on certain products with proper justification and documentation.   Before considering which products may be...

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Trade Shows

PDA – Parenteral Packaging Conference

Event date: April 23, 2024

We’re excited to announce that Nelson Labs will be exhibiting at the PDA Parenteral Packaging Conference 2024 in Copenhagen, Denmark on  April 23 & 24. Register now: https://www.pda.org/global-event-calendar/event-detail/2024-pda-parenteral-packaging-conference#registration For more information...

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