Puritan’s cleanroom swabs are manufactured in an ISO:2008 certified and CE-compliant facility providing reliable, consistent performance to ensure the quality of your end product. Designed for use in specific environments like precision manufacturing, fiber optics, electronics, semiconductors, and biotechnology, our critical environment swabs and devices keep your clean rooms clean. Puritan’s controlled environment line includes foam, cotton, knitted polyester, ESD (electrostatic discharge) safe, anti-static, and chemical-resistant swabs.