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yy, y <br /> LA8REPORT <br /> OF " ATQRY ANALYSIS <br /> 11r C U N P Q F A 1 L d Qui iVALY <br /> IIII 45SV R4 N[I n! aU a I lir <br /> Mr. Doug Oram QUALITY CONTROL DATA October 22, 1991 <br /> Page 14 PACE: Project Number: 411015508 <br /> Client Reference: Exxon 7-3942 <br /> TPH GASOLINE/STEX <br /> Batch: 70 06876 <br /> Samples: 70 0101581, 70 0101590, 70 0101603, 70 0101611, 70 0101620 <br /> 70 0101638, 70 0101654, 70 0101662, 70 0101689, 70 0101697 <br /> 70 0101700 <br /> METHOD BLANK: <br /> Method <br /> Parameter Units MDL Blank <br /> OTAI. FEIEL HYDROCARBONS, (LIGHT): - <br /> Purgeable Fuels, as Gasoline (EPA 8015) ug/L 50 ND <br /> PURGEABLE AROMATICS (BTXE BY EPA 8020): <br /> Benzene ug/L 0.5 ND <br /> Toluene ug/L 0.5 ND <br /> Ethylbenzene ug/L 0.5 NO <br /> Xylenes, Total ug/L 0.5 ND <br /> LABORATORY CONTROL SAMPLE AND CONTROL SAMPLE DUPLICATE: <br /> Reference Dupl <br /> Parameter Units MDL Value Recv Recv RPD <br /> ur'T geaMe Fuels, as Gasoline (EPA 8015) ug/L 50 447 96% 91% 5% <br /> Benzene ug/L 0.5 40.0 89% 94% 5% <br /> Toluene ug/L 0.5 40.0 87% 92% 5% <br /> Ethylbenzene ug/L 0.5 40.0 86% 91% 5% <br /> Xylenes, Total ug/L 0.5 120 87% 91% 4% <br /> MDL Method Detection Limit <br /> NO Not detected at or above the MDL. <br /> RPD Relative Percent Difference <br /> ^" I I Mg,tal[Lire offices Serving: AlinaeapoTis.Minnesota Darlaite,Nonh Carolina An Equal Opportunity Emplo,er <br /> Naralo,CA 94949 Tampa.Florida Asheville.Narlh Calahaa <br /> I I <br /> TEL:415.883,6180 lawa City.Iowa New Yauk,Nov York <br /> FAX:415 093 2013 San Francisco.Cahlamia flitisburgh.Pennsylvania <br /> Kansas City,lllrsami nenrer,Cnloiala <br /> "� las Ange{cs,Califatnia <br />