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Sam M m m m m Mir m <br /> B C LABORATORIES <br /> LABORATORIES QUALITY CONTROL REPORT <br /> {Precision & Accurac;I <br /> METHOD 5030/8020/8015M TPH GAS <br /> ATC ASSOCIATES Date of Report 12/10/98 <br /> 1117 LONE PALM AVENUE SUITE B Sample Matrix Soil <br /> MODESTO CA 95351 <br /> DREW VAN ALLEN <br /> Samples Affected 98-13514 5 <br /> II I I MS I MSD Precision] $ Accuracy ]] <br /> ]I Sample MS MSD Spike Spike ]Spike ] Control 1 MS MSD Control <br /> 11COnStituents 1QC Sample ID Result I Result Result ] Level I Level ]Units IR P D I Limits It Rec It Rec I Limits 11 <br /> ]]Benzene 113465-3 5 1 49 I 53 1 So 1 50_ lRq/kq 7 1 _.__ 101 97 1105 1 B0 - 1201 <br /> toluene 113465-3 1 < 5 I 48 1 52 50 1 50lAqlkq 7 1 101 95_ 1102 1 80 1201 <br /> 1]Eth 1 Benzene 13465-3 5 52 55 5D 50 Iyq1kq 1 7 1 10 103 1110 1 BO - 12011 <br /> IIp&m Xylenes 113465-3 < 10 94 1 101 1 100 1 100 1Fq/kq 1 7 1 101 93_ 1100 1 80 - 1201 <br /> IIo Xylene 13465-3 < 5 44 1 49 50 50 112q/kq 1 9 1 101 89 1 97 1 80 - 1201 <br /> ]Total Petroleum I I I I I I I I 1 11 <br /> ]] Hydrocarbons (gas) IOFW ] < 50 ] 9ao I 960 ] 980 ] 980 INg/L 1 2 1 101100 198 1 85 11511 <br /> MS = Matrix Spike, MSD = Matrix Spike Duplicate RPD = Relative Percent Difference <br /> Quali rCCAI: Officer <br /> r <br /> Antho na no <br /> 4 [I a Ct l- ,j_r T i I,. °1 i Sf hj (Uf 1'-,1-3,1-/ 4U I I F-l-•I IL'[ ! I � t 5 <br />