As we update our core systems, key features of the website including ordering and real-time price and availability, may be unavailable from 8 PM CST on Friday evening, September 20th until 9 AM CST on Saturday morning, September 21st.

Please note that you will still have telephone and email access to our local offices during this period.

We apologize for any inconvenience this may cause.

Proficiency Testing


Proficiency testing, or interlaboratory comparison testing, is essential for quality assurance and to ensure the performance of a laboratory. Supelco® PT schemes and test components provide essential performance data to monitor and or prove competence to customers and regulatory or accreditation bodies.

PT Search Module