Your Newest Supplier in the Analytical Chemistry Market...

TestQual is an intercomparison program provider with 15 years of experience that has organized and executed proficiency tests for a lot of laboratories around the world..

Custom Proficiency Tests

If you are looking for a proficiency test and need inclusion for a specific analyte / analyte or matrix, we can arrange a custom Proficiency Test from TestQual that fits what you are looking for:


All of our Proficiency Tests are regulated to ISO 17043:2010 and we have the experience to tailor the Proficiency Test exactly to your desired protocols.


To organize this we will gather all the information about what you need and then we will prepare a draft protocol that we will send with a proposal so you can check if the Proficiency Test fits your needs exactly.


You can get your offer as soon as possible by contacting the EtnaLab team.