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:

LGC AXIO | Bisphenol-A in potable water
IMS Institute | Concrete: EN 12390-3, EN 12390-7
LGC AXIO | Microbiology Indicators in Water
PTS | Construction soil: particle density, liquid & plastic limit
Qarshi | Pharmaceuticals: D-time, tablet hardness, friability, etc
BIPEA | Pesticides in feed
LGC AXIO | Allergens in rinse water
LGC AXIO | Allergens in dairy yoghurt
LGC AXIO | Allergens in vegetable baby food
LGC AXIO | Allergens in garlic powder
LGC AXIO | Ghee fat: peroxide value & melting point
DRRR | Environment: vibration, radiated emission & susceptibility
DRRR | Mineral oil (MOSH, MOAH) in consumer goods
DRRR | Food & feed: chemical-physical, organoleptic

... and more.

Welcome to COMAR

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