Puritan Diagnostics

Puritan Medical Products is a premier American manufacturer of specimen collection and transport systems, headquartered in Guilford, Maine. Founded in 1919, the family-owned company specializes in high-quality swabs, including its patented HydraFlock and PurFlock Ultra flocked swabs, and viral transport media used in clinical diagnostics, forensics, and environmental testing. Puritan gained significant global prominence during the COVID-19 pandemic as a primary supplier of nasopharyngeal swabs for testing. The company operates multiple GMP-compliant facilities in Maine and Tennessee, providing essential tools for microbiology, molecular diagnostics, and genetic testing.