Welcome to EPTIS
We help you find a Proficiency Testing (PT) scheme for your laboratory.

PT scheme database

The EPTIS PT scheme database is our core service, brought to you by a network of coordinators worldwide.

There are many PT schemes operated worldwide. You find a large share of them in our database - 1000s of them are regularly operated, and some are on demand. Try it out: the database is free and easy to use. Examples for your database query:

metals AAS
color colour textile
radioact* environm*  (the * is our wildcard)

Found a suitable PT scheme? Contact its provider directly for further info.

Next events

Workshops and trainings broadly relating to PT:
Any suggestion? Always welcome.

5-18 Jul 2026 | Summer School QA in a Testing Lab
27-29 Jul 2026 | NCSLi Workshop & Symposium

... and more.

PT round calendar

A selection of next PT rounds. Coming up next:

IMS | Foil: EN 13823
InterCinD | Odorous gas: dynamic olfactometry cf. EN 13725
LGC AXIO | Hygiene surface monitoring (microbiology)
LGC AXIO | Gluten in petfood
DRRR | Environmental sample analyses
DRRR | Medical devices, dialysis and dental water
DRRR | Emissions from materials, consumer goods and packaging
IMS | Powder building material: EN ISO 1716
PTS | Digital hygrometer ETI Ltd Therma 6102 (humidity)
PTS | Compressive strength, density of hardened concrete
BIPEA | Grape must: density, BRIX, sugars etc
IMS | Environmental noise level (indoors) cf. ISO 1996
LGC AXIO | 1,4-Dioxane in shampoo
LGC AXIO | Beef fat: Peroxide value; Free fatty acids; Vitamin E

... and more.

Welcome to COMAR

Also visit our twin database COMAR if you are looking for a high-quality Certified Reference Material.