NELAC Fields of Proficiency Testing

Drinking Water Fields of Proficiency Testing (FoPT)

Chemistry and Microbiology
The table to the right contains a listing of the approved drinking water (potable water) fields of proficiency testing (FoPT) analytes and acceptance limits for all analytes except radiochemistry.

Non-Potable Water (NPW) Fields of Proficiency Testing (FoPT)

Chemistry and Microbiology
The table to the right contains a listing of the approved wastewater or non-potable water fields of proficiency testing (FoPT) analytes and acceptance limits.

Solid and Chemical Materials (SCM) Fields of Proficiency Testing (FoPT)

Accreditation Analytes
The table to the right contains a listing of the approved Solid and Chemical Materials fields of proficiency testing (FoPT) analytes and acceptance limits.