SDAL subscribes to the following proficiency testing and checks sample programs
ERA – Environmental Resource Associates Soil/Hazardous Waste (Pesticide) Proficiency Testing
AAFCO – American Association of Feed Control Officials for commercial feeds and feed ingredients
ERA – Environmental Resource Associates for water pollution (wastewater) and water supply (drinking water)
Magruder (AAPFCO) – American Association of Plant Food Control Officials for fertilizers
What is a Proficiency Program?
The Proficiency Testing Program aims to confirm the competency of an individual’s laboratory staff performance in conducting testing and analysis to ensure valid and reliable testing results and the overall proficiency of testing laboratories.