ANSI National Accreditation Board (ANAB)
- Go to section 1.4 of ANSI National Accreditation Board Accreditation Requirement AR2251.
Perry Johnson Laboratory Accreditation
- Go to section 4.1 of PJLA document PL-1.
American Association for Laboratory Accreditation (A2LA)
- See (PT3) on page 5 of A2LA document R103.
IAS - International Accreditation Service
- See Policy on page 3 of IAS document IAS/TL-CL/031.
NVLAP
- See PT Requirements – NVLAP on page 3 of NVLAP document Developing a Proficiency Testing Plan for your Laboratory.