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.
10-12 May 2026 | Quality in analytical measurements
5-18 Jul 2026 | Summer School QA in a Testing Lab
PT round calendar
A selection of next PT rounds. Coming up next:
BIPEA | Pharma waters & PEG: micro, ethylene oxide, dioxane
InterCinD | Fly ash & sediment: dioxins, furans, PCBs
Qualitycheck | Organic compounds in water
BIPEA | Cosmetics such as sunscreen and make-up
DRRR | Textiles, leather & PPE
OFI | Sport surfaces, coatings, cellular plastics, ...
Fluxana | Oxides in EAF slag
Fluxana | Stainless steel 1.4404 additive manufacturing powder
BIPEA | Feed microbiology
LGC AXIO | Multiple pathogens in food
LGC AXIO | Food microbiology
ASA | Food microbiology
LGC AXIO | Water: major inorganic components
BIPEA | Waters for hospital use
Welcome to COMAR new!
Also visit our twin database COMAR if you are looking for a high-quality Certified Reference Material.