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Laboratory Control Spike Recovery <br /> BTEX, GAS-Soil <br /> APPL ID: 041115S-78278 LCS -81445 APPL Inc. <br /> Batch ID: $BTXGS-041115A 4203 West Swift Avenue <br /> Fresno, CA 93722 <br /> Compound Name Spike Level SPK Result SPK% Recovery <br /> ug/kg ug/kg Recovery Limits <br /> Benzene 500 462 92.4 48-155 <br /> Ethylbenzene 500 453 90.6 31-150 <br /> Gasoline 5000 5030 101 44-148 <br /> MTBE 500 481 96.2 75-130 <br /> Toluene 500 455 91.0 73-131 <br /> Xylenes 1500 1360 90.7 66-136 <br /> - ..._.... .. -- - ------ -- -.. .—-------------- - - - --- ------ ----- -------- --- ---- -- _ - - -- ---- ---- ---- <br /> Surrogate:a,a,a TFT-FID 22.1 20.6 93.2 54-150 <br /> Surrogate:a,a,a TFT-PID 22.1 19.7 89.1 54-150 <br /> Surrogate:BFB-FID 20.4 20.9 102 53-135 <br /> Surrogate:BFB-PID 20.4 20.8 102 53-135 <br /> - -- __ - ----- - - ----- ------- - - - -- - ------ ---- ---------- -- -------- -- ------- ---- ----- ------ - - -- ----- ----------- -- <br /> Comments: <br /> Primary SPK <br /> Extraction Date : 11/15/04 <br /> Analysis Date : 11/15/04 <br /> Instrument: HARPO <br /> Run : 11151-109, 15H10 <br /> Initials : RS <br /> Printed: 11/19/04 11:32:34 AM <br /> APPL Standard LCS <br /> 9 <br />