4740.2080 QUALITY ASSURANCE PRACTICES; ALL TEST CATEGORIES.
Parts 4740.2087, 4740.2089, and 4740.2095 to 4740.2099 apply to all practices related to the analysis of samples for environmental testing from the time of collection to disposal for all fields of testing whenever a requirement is not listed in the approved method or by permit, program, or rule. The requirements of parts 4740.2087, 4740.2089, and 4740.2095 to 4740.2099 must be included in a laboratory's quality assurance manual. If a requirement is included in an approved method or by permit, program, or rule, a laboratory must demonstrate that the requirements therein are met. If it is not clear which requirements are more stringent, the requirements in parts 4740.2010 to 4740.2120 are to be followed.