"Proficiency testing (PT)" means "proficiency testing" as defined in the TNI standards, Volume 1, as reprinted in Appendix D.
N.H. Code Admin. R. Env-C 302.24
"Proficiency testing (PT)" means "proficiency testing" as defined in the TNI standards, Volume 1, as reprinted in Appendix D.
N.H. Code Admin. R. Env-C 302.24