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.

7-9 Sep 2026 | test & Measurement Conference
28 Sep - 1 Oct 2026 | Eurachem PT Workshop

... and more.

PT round calendar

A selection of next PT rounds. Coming up next:

Eurofins | Food microbiology
Qualitycheck | Natural waters and wastewater analyses
LGC AXIO | Water: major inorganic components
BIPEA | Feed: micro, chemical, physical, drugs
BIPEA | Drinks: physical, micro, contaminants, sensory
LGC AXIO | Meat - porcine contamination (DNA)
ASA | Food microbiology
Qarshi | Water microbiology
BIPEA | Water hydrobiology: Identification of macroinvertebrates
BIPEA | Microbiology, contaminants & PFAS in food, water, soils
BIPEA | Water heavy metals, micropollutants, hydrobiology, ...
Eurofins | Water microbiology
BIPEA | Cosmetics: allergens, microbiology, clinical tests, ...
Qualitycheck | Solid waste, waters, sludge: leaching test, chemistry
DRRR | Metals: mechanical testing, corrosion, layer thickness
LGC AXIO | Cocoa liquor: moisture, fatty acids, fat, carbohydrates, protein

... and more.

Welcome to COMAR

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