Laserfiche WebLink
J � <br /> Trace Analysis Laboratory, Inc. Telephone (510) 783-6960 <br /> 3423 Investment Boulevard #8 • Hayward, California 94545 Facsimile (510) 783-1512 <br /> LOG NUMBER: 2192 . <br /> DATE SAMPLED• 06/05/92 <br /> DATE RECEIVED: 06/08/92 <br /> DATE ANALYZED: 06/15/92 <br /> DATE REPORTED 06/19/92 <br /> CUSTOMER. Conoco, Inc. <br /> REQUESTER: Joe DeBia5o <br /> PROJECT: No 0511, Stockton <br /> _._ Sample Type• Air <br /> I-1, Influent Method Blank <br /> Method and Concen- Reporting Concen- Reporting <br /> Constituent Units tration Limit tration Limit <br /> Modified DHS Method: <br /> Total Petroleum Hydro- <br /> carbons as Gasoline mg/m3 21,000 3,000 3.3 3.0 <br /> Modified EPA Method 8020 for: <br /> i <br /> Benzene mg/m3 NO 56 NO 0.056 <br /> Toluene mg/m3 160 62 ND 0 062 <br /> Ethylbenzene mg/m3 240 56 ND 0.056 <br /> Xylenes mg/m3 2, 100 200 ND 0.20 <br /> OC Summary <br /> % Recovery 108* <br /> % RPD• 9 7 <br /> Concentrations reported as ND were not detected at or above the reporting limit. <br /> * The Recovery for air samples is based on the Laboratory Control Sample <br /> Loins W DuPuis <br /> Quality Assurance/Quality Control Manager . <br /> Founding Member of the Association of California Testing Laboratories A-6 <br />