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Atnei meat. Eitwronmental Nemwi h <br /> PAGE 2 <br /> . ATC ASSOCIATES <br /> SAMPLE ID CG-SBI-15 DATE SAMPLED 10/07/97 <br /> AEN LAB NO 9710114-01 DATE RECEIVED 10/09/97 <br /> AEN WORK ORDER 971011.4 REPORT DATE 10/28/97 <br /> CLIENT PROJ ID 62500 <br /> METHOD/ REPORTING DATE <br /> ANALYTE CAS# RESULT LIMIT UNITS ANALYZED <br /> BTEX & Gasoline HCs EPA 8020 <br /> Benzene 71-43-2 ND 500 ug/kg 10/16/97 <br /> Toluene 108-88-3 ND 500 ug/kg 10/16/97 <br /> Ethylbenzene 100-41-4 ND 500 ug/kg 10/16/97 <br /> Xylenes Total 1330-20-7 ND 500 ug/kg 10/16/97 <br /> Purgeable HCs as Gasoline 5030/GCFID 120 * 20 mg/kg 10/16/97 <br /> #Extraction for TPH EPA 3550 - Extrn Date 10/10/97 <br /> TPH as Diesel GC-FID 3 500 * 50 mg/kg 10/17/97 <br /> • Lead EPA 7420 4 * 3 mg/kg 10/14/97 <br /> #Digestion for ICP/AA EPA 3050 - Prep Date 10/13/97 <br /> Gasoline Oxygenates EPA 8260 <br /> t-Butanol (TBA) 75-65-0 ND 500 ug/kg 10/17/97 <br /> Methy-t-butyl ether (MTBE) 1634-04-4 ND 30 ug/kg 10/17/97 <br /> Di -isopropyl ether (DIPS) 108-20-3 ND 30 ug/kg 10/17/97 <br /> Ethyl -t-butyl ether (ETBE) 637-92-3 NO 30 ug/kg 10/17/97 <br /> t-Amylmethyl ether (TAME) 994-05-8 NO 30 ug/kg 10/17/97 <br /> For comments regarding this sample see page QR-1 <br /> ND = Not detected at or above the reporting limit <br /> * = Value at or above reporting limit <br /> • <br />