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SVia. «'^a"ayy'• 111 <br /> t <br /> II <br /> f <br /> 1 � <br /> i <br /> SUPERIOR ANALYTICAL LABORATORIES, INC. <br /> 825 ARNOLD,STE. 114 • MARTINEZ, CALIFORNIA 94553 •(415) 229.1512 . . DOHS #319 <br /> DOHS #220 <br /> C E R T i F I C A T E O F A N A 1, Y S I S <br /> LABORATORY NO. : 81876 DATE RECEIVED: 11/09/90 <br /> CLIENT: GEMINI PETROGRAPHIC INVEST. DATE REPORTED: 11/15/90 <br /> CLIENT JOB NO. : 90481 <br /> ANALYSIS FOR BENZENE, TOLUENE, ETHYL BENZENE & XYLENES <br /> by EPA SW-846 Methods 5030 and 8020 <br /> F <br /> Concentration(ug/Kg) <br /> LAS Ethyl <br /> .,0-` Sample-Identification Benzene Toluene Benzene Xylenes <br /> 2 90481-1-2 10;-P) N0<3 ND<3 ND<3 N0<3 <br /> — 3 90481-1-3 19-P+) ND<3 7 ND<3 7 <br /> 4 90481-1-4 (40 -) ND<s 7 ND<3 8 <br /> 8 90481-1--8 ND0 7 9 22 <br /> 9 90481-1-9SF+� 5 15 10 37 <br /> 10 90481-1-10 � 7 ND<3 3 4 9 <br /> u9/Ks _ parts per billion (ppb) <br /> Method Detection Limit in Soil : 3 ug/Kg <br /> QAQC Summary: <br /> Daily Standard run at 20ug/L: RPD = <15% <br /> MS/MSD Average Recovery = 106 : Duplicate RPD = <3 <br /> Richard Srna, Ph.D. <br /> Laboratory Manager <br /> OUTSTANDING QUALITY AND SERVICE <br />