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alscience <br />RL <br />Page 8 of 20 <br />4 nvironmental <br />0.0050 <br />1 <br />ND <br />Analytical Report <br />1 <br />L <br />0.0050 <br />1 <br />aboratories, Inc. <br />0.0050 <br />1 <br />Cardno ERI <br />Date Received: <br />09/28/11 <br />601 North McDowell Blvd. <br />Work Order No: <br />11-09-1798 <br />Petaluma, CA 94954-2312 <br />Preparation: <br />EPA 5030C <br />ND <br />Method: <br />EPA 8260B <br />101 <br />Units: <br />mg/kg <br />Project: ExxonMobil 99CAS/022789C <br />62-146 <br />Page 1 of 2 <br />Lab Sample Date/Time <br />Date Date/Time <br />Rent Sampfe Number Number Collected r,,3,nx Instrument Prepared Analyzed U[.: batch ID <br />5-20-AS2 11-09-1798-1-A 09/22/11 Solid GCIMS XX 09/28/11 09/29/11 1109281-07 <br />15:05 04:59 <br />Parameter <br />Benzene <br />Toluene <br />Ethylbenzene <br />Xylenes (total) <br />Methyl -t -Butyl Ether (MTBE) <br />Tert-Butyl Alcohol (TBA) <br />Surroaates: <br />1,4-BromoFluorobenzene <br />1,2-Dichloroethane-d4 <br />Result <br />RL <br />DF <br />ND <br />0.0050 <br />1 <br />ND <br />0.0050 <br />1 <br />ND <br />0.0050 <br />1 <br />ND <br />0.0050 <br />1 <br />ND <br />0.0050 <br />1 <br />ND <br />0.050 <br />1 <br />REC (%) <br />Control <br />Qual <br />ND <br />Limits <br />I <br />101 <br />60-132 <br />Control <br />112 <br />62-146 <br />Xylenes (total) <br />ual <br />Parameter <br />U <br />Diisopropyl Ether (DIPE) <br />U <br />Ethyl -t -Butyl Ether (ETBE) <br />U <br />Tert-Amyl-Methyl Ether (TAME) <br />U <br />Ethanol <br />U <br />1,2-Dibromoethane <br />U <br />1,2-Dichloroethane <br />1 <br />Surroaates: <br />ND <br />D ibromofluoromethane <br />1 <br />Toluene -d8 <br />Result <br />RL <br />DF <br />Qual <br />ND <br />0.010 <br />1 <br />U <br />ND <br />0.010 <br />1 <br />U <br />ND <br />0.010 <br />1 <br />U <br />ND <br />0.25 <br />1 <br />U <br />ND <br />0.0050 <br />1 <br />U <br />ND <br />0.0050 <br />I <br />U <br />REC % <br />Control <br />Qual <br />1.0 <br />Xylenes (total) <br />Limits <br />0.50 <br />100 <br />94 <br />63-141 <br />ND <br />25 <br />100 <br />80-120 <br />0.50 <br />100 <br />S-30-AS2 11-09-1798-2-A 09/22/11 Solid GC/MS XX 09/28/11 09/29/11 1109281-06 <br />15:15 06:23 <br />Parameter <br />Result <br />RL <br />DF <br />Qual <br />Parameter <br />Result <br />RL <br />Benzene <br />ND <br />0.50 <br />100 <br />U <br />Diisopropyl Ether (DIPE) <br />ND <br />1.0 <br />Toluene <br />2.4 <br />0.50 <br />100 <br />ND <br />Ethyl -t -Butyl Ether (ETBE) <br />ND <br />1.0 <br />Ethylbenzene <br />ND <br />0.50 <br />100 <br />U <br />Tert-Amyl-Methyl Ether (TAME) <br />ND <br />1.0 <br />Xylenes (total) <br />0.87 <br />0.50 <br />100 <br />60-132 <br />Ethanol <br />ND <br />25 <br />Methyl -t -Butyl Ether (MTBE) <br />ND <br />0.50 <br />100 <br />U <br />1,2-Dibromoethane <br />ND <br />0.50 <br />Tert-Butyl Alcohol (TBA) <br />ND <br />5.0 <br />100 <br />U <br />1,2-Dichloroethane <br />ND <br />0.50 <br />Surroaates: <br />REC (%) <br />Control <br />Qual <br />Surrogates: <br />REC (%) Control <br />Limits <br />Limits <br />1,4-BromoFluorobenzene <br />101 <br />60-132 <br />Dibromofluoromethane <br />91 <br />63-141 <br />1,2-Dichloroethane-d4 <br />109 <br />62-146 <br />Toluene -d8 <br />100 <br />80-120 <br />DF <br />Qual <br />DF <br />100 <br />U <br />0.0050 <br />100 <br />U <br />ND <br />100 <br />U <br />U <br />100 <br />U <br />1 <br />100 <br />U <br />0.0050 <br />100 <br />U <br />ND <br />ual <br />1 <br />U <br />S-20-AS1 11-09-1798-3-A 09/26/11 Solid GC/MS XX 09/28/11 09/29/11 1109281-07 <br />12:55 05:27 <br />Parameter <br />Benzene <br />Toluene <br />Ethylbenzene <br />Xylenes (total) <br />Methyl -t -Butyl Ether (MTBE) <br />Tert-Butyl Alcohol (TBA) <br />Surroaates: <br />1,4-Bromofluorobenzene <br />1,2-Dichloroethane-d4 <br />Result <br />RL <br />DF <br />Qual <br />ND <br />0.0050 <br />1 <br />U <br />ND <br />0.0050 <br />1 <br />U <br />ND <br />0.0050 <br />1 <br />U <br />ND <br />0.0050 <br />1 <br />U <br />ND <br />0.0050 <br />1 <br />U <br />ND <br />0.050 <br />1 <br />U <br />REC (%) Control <br />(moi <br />Qua[ <br />Limits <br />Limits <br />101 <br />60-132 <br />63-141 <br />119 <br />62-146 <br />80-120 <br />Parameter <br />Diisopropyl Ether (DIPE) <br />Ethyl -t -Butyl Ether (ETBE) <br />Tert-Amyl-Methyl Ether (TAME) <br />Ethanol <br />1,2-Dibromoethane <br />1,2-Dichloroethane <br />Surroaates: <br />Dibromofluoromethane <br />Toluene -d8 <br />Result <br />RL <br />DF <br />Qual <br />ND <br />0.010 <br />1 <br />U <br />ND <br />0.010 <br />1 <br />U <br />ND <br />0.010 <br />1 <br />U <br />ND <br />0.25 <br />1 <br />U <br />ND <br />0.0050 <br />1 <br />U <br />ND <br />0.0050 <br />1 <br />U <br />REC (%) <br />Control <br />Qua[ <br />Limits <br />98 <br />63-141 <br />100 <br />80-120 <br />"eporting Limit , DF - Dilution Factor . Qual - Qualifiers <br />7440 Lincoln Way, Garden Grove, CA 92841-1427 • TEL:(714) 895-5494 9 FAX: (714) 894-7501 <br />