About Us

Perritt Laboratories is a cGMP, ISO/IEC 17025 accredited laboratory providing child-resistant package testing and microbiological testing services.

Since 1973, we’ve tested thousands of different packaging systems for child-resistance and senior-use effectiveness in accordance with US and International standards.

We also specialize in microbiological testing for the pharmaceutical and consumer product industries. Our testing evaluates preservative efficacy, detects product contamination, and monitors controlled environments & purified water systems.

Perritt Laboratories combines expert testing with personalized service.

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News & Events

Child-Resistant Packaging Today© 2015

Our Child-Resistant Packaging Today seminar has been scheduled for Monday, April 27, 2015 in Alexandria - Old Town (just outside Washington, DC)!


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Child-resistant Packaging Today

Child in BoxFor the past 13 years, Perritt Laboratories has conducted an educational program on child-resistant packaging. Click the link below for more details.