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Appendix A - Monitoring and Sampling Procedures <br />AGE-NC Project No. 96-0236 <br />Page 2 of 2 <br />preservative; the samples are collected with no visible air bubbles present in the vials after <br />filling and capping. Following collection, samples are appropriately labeled, placed on ice <br />and kept in a cooler until delivered to Cal Tech Environmental Laboratories (CTEL), a State <br />of California Department of Public Health-certified analytical laboratory, for analysis. The <br />samples are analyzed for: <br />Total petroleum hydrocarbons quantified as gasoline (TPH-g) in accordance with <br />EPA Method 8015 Modified and <br />Benzene, toluene, ethyl-benzene and total xylenes (BTEX), the fuel additives <br />tertiary-amyl methyl ether (TAME) and 1,2-dichloroethane (1,2-DCA) in accordance <br />with EPA Method 8260B. <br />EQUIPMENT DECONTAMINATION <br />Any non-disposable equipment used for sample collection is thoroughly rinsed with clean <br />water after being washed with a solution of Alconox. <br />Advanced GeoEnvironmental, Inc.