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Table 2 <br /> Groundwater Analytical Results-Oxygenate Compounds <br /> Former Chevron Service Station#9-0557 <br /> ]39 South Center Street <br /> Stockton,California <br /> EXPLANATIONS ANALYTICAL METHOD <br /> �1 <br /> TBA=Tertiary butyl alcohol EPA Method 8260 for Oxygenate Compounds <br /> M1 BE=Methyl tertiary butyl ether <br /> DiPC=Di-isopropyl ether <br /> ETBF=Ethyl tertiary butyl ether <br /> 1 AMC= rertiary amyl methyl ether <br /> i 2-DCA= 12-Dichloroethane <br /> EDi3= 1,2-Dibromoethane " <br /> (pph)=Parts per billion <br /> --=Not Analyzed <br /> ' E aboratory report indicates full Scan by CPA Method 8260 were less than the reporting limits, unless noted in table <br /> z Laboratory report indicates Full Scan by CPA Method 8260 were less than the reporting limits, except for Isopropyl benzene at 39 ppb, <br /> n-Propyl benzene at 53 pph 1 3 5-Trimethylbenzene at 15 ppb, i 2,4-Trimethylbenzene at 5 4 ppb,sec-Butylbenzene at 6 7 ppb, <br /> p-isopropyltoluene at 5 5 ppb n-Butylbenzene at 9 7 ppb,and Naphthalene at 10 ppb <br /> Laboratory report indicates Full Scan by EPA Method 8260 were less than the reporting limits, except for Isopropyl benzene at 27 ppb, <br /> n-Propylbenzene at 55 pph, 13,5-Trimethylbenzene at 180 ppb,tert-Butylbenzene at 86 ppb, 1,2,4-Trimethylbenzene at 580 ppb,and <br /> Naphthalene at 190 ppb <br /> Samples%%ere collected for oxygenate compounds but request for analysis omitted on Chain of Custody <br /> ` Data provided by Secor International Inc Samples were collected prior to initiation of ozone spargmg(baseline samples) Wells were not purged <br /> prior to collection of samples <br /> h Data provided by Secor International, Inc Wells were not purged prior to collection of samples <br /> 7 Change to data requested and provided by Secor International inc <br /> I <br /> 9-0557\01843 As.13/04 <br />