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.

A selection of next PT rounds. Coming up next:
BIPEA | Waters for hospital use microbiology
PTS | Thickness of asphalt / bituminous layer
Eurofins | Water microbiology
BIPEA | Beverages: micro, chemistry, sensory etc.
LGC AXIO | Beer quality
Qualitycheck | Water: micro & (physico-) chemical
BIPEA | Freshwater: Macroinvertebrates
BIPEA | Drugs, contaminants etc in feed
BIPEA | Food allergens
LGC AXIO | Food microbiology
LGC AXIO | Yeast & mould in food
LGC AXIO | Multiple pathogens in food
LGC AXIO | Major inorganic components in water
BIPEA | Food microbiology
Qualitycheck | Water & sludge: major components
Workshops and trainings broadly relating to PT:
Hm. Not so many events we know of. Any suggestion? Always welcome.
28 Aug - 2 Sep 2026 | AOACI meeting & expo
28 Sep - 1 Oct 2026 | Eurachem PT workshop