"Standard lab oratory procedure" means an EPA-approved method published in 40 CFR 136 or a method approved for use pursuant to Env-C 300.
N.H. Admin. Code § Env-Wq 1202.67
#8235, eff 12-22-04 (See Revision Note at chapter heading for Env-Wq 1200) (formerly Env-Ws 1202.67); ss by #9798-A, eff 10-9-10 (from Env-Wq 1202.66)