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Appendix B - Monitoring and Sampling Procedures <br /> AGE-NC Project No. 064457 <br /> Page 2 of 2 <br /> samples are analyzed for: <br /> • Total petroleum hydrocarbons quantified as gasoline (TPH-g) in accordance with EPA <br /> Method 8015 Modified; and <br /> • Benzene, toluene, ethyl-benzene, and total xylenes (BTEX) , the fuel additives methyl <br /> tertiary-butyl ether (MTBE), di-isopropyl ether (DIPE), ethyl tertiary-butyl ether (ETBE), <br /> tertiary-amyl methyl ether (TAME), tertiary butanol (TBA), ethylene dibromide (EDB), and <br /> 1 ,2-dichloroethane (1 ,2-DCA) in accordance with EPA Method 8260B . <br /> EQUIPMENT DECONTAMINATION AND WASTE MANAGEMENT <br /> Any non-disposable equipment used for sample collection is thoroughly rinsed with clean water after <br /> being washed with a solution of Alconox. Purge water generated during sampling activities was <br /> contained on-site in an appropriately labeled 55-gallon drum. <br /> Advanced GcoEnvironmental, Inc. <br />