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SPL BATCH QUALITY CONTROL REPORT *'' PAGE 1 <br /> 0 METHOD 8020*** <br /> 4Matrix:MSoilBatch Id: HP U950111122400 <br /> Units: A914 A B oBJI T O R Q-N T-R O-L- S A M P L E <br /> S P 1 K E Method Spike Blank_ Spike 4C Limits(**) <br /> C O M P 0 U N D S Blank Result Added Result Recovery (Mandatory) <br /> <23, <3> 0> X % Recovery Range <br /> Benzene NO 50 48 96.0 51 125 <br /> Toluene NO 50 47 94.0 52 126 <br /> EthylBenzene NO 50 49 __ 98.0 53 - 125 <br /> 0 Xylene ND 50 48 96.0 32 - 160 <br /> M 8 P Xylene NO 100 98 98.0 32 - 160 <br /> M A T R I X S P I K E .9 <br /> S P I K E - Sample Spike Matrix Spike Matrix Spike MS/MSD AC Limits(*") <br /> C 0 M P 0 U N D S Results Added Duplicate Relative X <br /> Result Recovery Result Reew my Difference RPD <br /> <2> <3> 41> <4> 0> <5> Max. Recovery Range <br /> Benzene ND 20 23 115 22 110 4.44 33 47 - 143 <br /> Toluene 1 20 25 120 24 115 4.26 35 46 - 148 <br /> EthytOenzene ND 20 24 120 24 120 0 40 32 - 151 <br /> 0 Xylene NO 20 27 135 23 115 16.0 24 18 - 144 <br /> M & P Xylene 1 40 44 108 43 105 2.82 23 25 - 139 <br /> Analyst: DAO * a VaLues Outside QC Range <br /> Sequence Date: 01/11/95 NC - Not Calculated (Sample exceeds spike by factor of 4 or more) <br /> SPL ID of sample spiked: 9501212-04A NO - Not Detected/Below Detection Limit <br /> Sample File ID: U 458.TXO % Recovery ■ [( 0> - <2), ) / <3> 1 x 100 <br /> Method Blank File ID: LCS % Recovery - (0> / c3> ) x 100 <br /> Blank Spike File ID: U 429.TXO Relative Percent Difference - 1(<4> - <5> 1 / [(4> + <5> ) x 0.51 x 100 <br /> Matrix Spike File ID U_483.TX0 ('*) a Source: SPL-Houston Nistoricsl Data <br /> Matrix Spike Duplicate File ID: U 484.7X0 (***) a Source: SPL-Houston Historical Data <br /> ES IN BACH(SPL 10): 9501235-18A 9501212-OSA 9501231-04A 9501235-14A <br /> 9501212-04A 9501235-09A 9501235-OSA 9501235-07A <br /> 9501235-IOA 9501235-12A 9501235-11A 9501235-i3A <br /> [delis Williaas, Officer <br />