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.

26-29 Aug 2026 | IMEKO TC 8/11/24 Conference
28 Aug - 2 Sep 2026 | AOAC Int Annual Meeting

... and more.

PT round calendar

A selection of next PT rounds. Coming up next:

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
LGC AXIO | Dietary supplements: chemistry & compliance
BIPEA | Allergens in food
LGC AXIO | Dietary food-flour-meat-fish microbiology
BIPEA | Soils, sludges, fertilizers micro, chemical, physical
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

... and more.

Welcome to COMAR

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