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28 July 1999 <br /> . AGE-NC Project No 96-0263 <br /> Page 9 of 9 <br /> 4 2 4 Sample Handling and Analysis <br /> Ground water samples will be collected into laboratory supplied containers, three 40-m1 volatile <br /> organic analysis (VOA) vials containing 0 5 ml of hydrochloric acid (18%) as preservative <br /> Fallowing collection, the samples will be placed on Ice and kept in a cooler until delivered to the <br /> laboratory for analysis Chain-of-custody protocols will be used to document sample custody transfer <br /> from the field to the analytical laboratory A chain-of-custody form will accompany the samples <br /> Ground water samples to be analyzed for <br /> • Total petroleum hydrocarbons quantified as gasoline (TPH-g) in accordance with EPA <br /> Method 8015 Modified, <br /> • Volatile aromatic compounds(benzene,toluene,ethyl-benzene and total xylenes BTEX)and <br /> methyl-tert-butyl ether (MTBE) in accordance with EPA Method 8020 and <br /> • Oxygenating fuel additives tertiary butyl alcohol (TBA), di-Isopropyl ether(DIPE), methyl- <br /> tert-butyl ether (MTBE), ethyl tertiary butyl ether (ETBE) and tertiary amyl methyl ether <br /> (TAME) in accordance with EPA Method 8260 Modified <br /> • <br /> 43 EQUIPMENT DECONTAMINATION <br /> All sampling tools used for sample collection, except for disposable bailers, will be thoroughly <br /> rinsed with clean water after being washed with a solution of Alconox All down-hole drilling <br /> equipment will be pressure washed prior to starting each boring <br /> Decontamination water generated during the ground water sampling activities will be contained in <br /> DOT-approved drums which will be appropriately labeled for storage Drums containing <br /> decontamination water will be stored on-site pending appropriate removal and disposal <br /> Advanced CeoEnvironmental,Inc <br />