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I� <br /> ** SPL BATCH QUALITY CONTROL REPORT ** PAGE 1 <br /> JmwMETHOD 8020 <br /> R <br /> Matrix: Aqueous Batch Id: HP U941215235400 <br /> Units: kg/L <br /> PLO-0 R A 7 0 R T C 0 N T R 0 L S A M P L E <br /> S P I K E Method Spike Blank Spike OC Limits(**) <br /> C 0 M P 0 U N D S Blank Result Added Result Recovery (Mandatory) <br /> <2> <3> <1> % % Recovery Range <br /> Benzene ND 50 53 106 54 - 126 <br /> Toluene ND 50 50 1DO 61 - 125 <br /> EthylBenzene ND 50 48 96 0 57 - 129 <br /> 0 xylene ND 50 49 98 0 32 - 160 <br /> M & P Xylene ND 100 110 110 32 - 160 <br /> M A T R I X S P I K E S <br /> S P I K E Sample Spike Matrix Spike Matrix Spike KS/MSD QC Limits(***) <br /> C O M P O U N D S Results Added DuoliCate Relative X (Advisory) <br /> Result Recovery Result Recovery Difference RPD <br /> <2> <3> <1> <4> 0> <5> Max. Recovery Range <br /> Benzene ND 20 21 105 20 100 4 88 19 61 - 131 <br /> Totuene ND 20 20 100 19 95 0 5 13 18 57 - 127 <br /> EthylBenzene ND 20 20 100 19 95 0 5 13 18 55 - 131 <br /> 0 Xylene ND 20 20 100 20 100 0 20 40 - 130 <br /> M & P Xylene ND 40 41 102 38 95 0 7.11 16 43 - 152 <br /> Analyst: DAO * = Values Outside QC Range <br /> Sequence Date 12/15/94 NC = Not Calculated (Sample exceeds spike by factor of 4 or more) <br /> SPL ID of sample spiked: 9412529-OIA ND = Not Detected/Below Detection Limit <br /> Sample File ID U_551.TXO % Recovery a [( <1> - <2> ) / <3> ) x 100 <br /> Method Blank file ID. LCS % Recovery = (<l> / <3> ) x 100 <br /> Blank Spike File ID U---_543.7X0 Relative Percent Difference - 1(4> - <5> 1 / [(<4> + <5> ) x 0 53 x 100 <br /> Matrix Spike File ID: U_563 TXO (**) = Source. SPL-Houston Historical Data <br /> Matrix Spike Duplicate File ID U_564.TXO (***) = Source SPL-Houston Historical Data <br /> I <br /> i <br /> ISAMPLES 'IN BATCH(SPL ID): 9412536-03A 9412475-OSA 9412475-06A 9412475-07A <br /> ,I 9412475-OU 9412475-09A 9412475-IOA 9412474-OIA ' <br /> , <br /> I 9412474-02A 9412474-03A 19412536,04A 9412529-04A <br /> 9412536.02A 19412536-OIA 9412529,-07A 9412529-06A I' <br /> o !!II <br /> 9412529 1,l!1I -05 9!4125 -�A(�I 941 19-1 0�f��y941 1/'2fes5291/�.!0111 A0 lliam , <br /> I I 1 I 1I I <br /> i <br /> QC Officer <br />