Deciding what tests to enroll in may seem challenging and difficult, thankfully, NAPT is here to help. On NAPT's website, There are detailed explanations that define the parameters for each kit that is offered.  After reviewing the site, NAPT's full time staff is there to answer any questions regarding if a kit will fit your needs. NAPT also offers a tool to help develop and maintain a lab’s proficiency testing (PT) plan. It’s free and can be found in your NAPT Customer Portal. If you don’t have an account with NAPT, you can sign up on our website: and click on Customer Portal, or go to

NAPT Members are eligible for free assistance in developing a detailed proficiency testing plan, that will meet your PT requirements.