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Mli <br /> i <br /> SUPERIOR ANA'YTICAL LABORATORY, INC. , <br /> 1555 BURKE. UNITYJAN FRANCISCO,CA 94124• PHONE (415)647-2081 <br /> C E R T I F C A T E O F A N A L Y S I S <br /> r <br /> LABORATORY NO. : 81014 DATE RECEIVED: 06/15/90 <br /> c <br /> +� CLIENT: Western Geologic Resources DATE REPORTED: 06/26/90 <br /> CLIENT JQB NO. : 6-066.03 <br /> ANALYSIS FOR BENZENE, TOLUENE, ETHYL BENZENE & XYLENES <br /> by EPA SW-846 Methods 5030 and 8020 <br /> Concentration(ug/L) <br /> LAB Ethyl <br /> �1 Sample Identification <br /> 9enzene Toluene Benzene Xylenes <br /> - <br /> ---- --------------------- <br /> ------ __ --- ------ <br /> F t <br /> 1 06150-02 NDC0.3 ND<0.3 ND<0.3 ND<0.3 <br /> t. 2 061511- 04 ND<0.3 ND<0.3 ND<0.3 ND<0.3 <br /> 3 06150-05 ND<0.3 2.7 2.2 3'2 <br /> 4 06150-06 0.6 1 .S f1.5 2.5 <br /> t 5 06150-07 5.7 15 3.4 22 <br /> r <br /> r; 7 06150-OS ND<0.3 ND<0.3 10 0.3 ND<0.3 <br /> u9/L - Parts per billion (ppb) <br /> i <br /> 4 Method Detection Limit in Water: 0.3 Ug/L <br /> � w <br /> 21 <br /> QAQC Summary: <br /> a <br /> { Daily Standard run at 20ug/L: RPD = <15% <br /> >� M5/MSD Average Recovery = 115 %: Duplicate RPD = <5 <br /> rr E <br /> } <br /> F: t <br /> ` r `Rich d Srna, Ph.D. <br /> s <br /> '�� Laboratory Manager <br /> ► ? i r: <br /> f I � <br /> OUTSTANDING QUALITY AND SERVICE <br /> e <br /> F: <br /> t <br /> ra <br /> t <br />