New USP 661.1 and USP 661.2 testing requirements for plastic package components and containers

The new USP 661.1 and USP 661.2 testing requirements for plastic package components and containers are much more complex than the current USP 661 monograph. Understanding these requirements and how best to implement these changes can help to ensure you are meeting all defined regulatory guidelines. The CS Analytical team are experts when it comes to USP 661.1 and USP 661.2 testing and we can help define the most optimal test program for your plastic container systems.
USP 661.1 and USP 661.2 become official on December 1, 2025