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* SPL BATCH QUALITY CONTROL REPORT ** HOUSTON LABORATORY <br /> Modified 8015 - Gasoline 8880 INTERCHANGE DRIVE <br /> HOUSTON TEXAS 77054 <br /> PHONE (713)660 0901 <br /> Matrix Aqueous Batch Id HP J961024041600 <br /> Units mg/L <br /> L A B O R A T O R Y C O N T R O L S A M P L E <br /> S P I K E Method Spike Blank Spike QC Limits{**) <br /> C O M P O U N D S Blank Result Added Result Recovery (Mandatory) <br /> <2> <3> <1> It t Recovery Range <br /> Gasoline Petr Hydrocarbon ND 1 0 1 13 113 56 - 130 <br /> M A T R I X S P I K E S <br /> i <br /> S P I K E Sample Spike Matrix Spike Matrix Spike MS/MSD QC L:L=ts(***) <br /> C O M P O U N D S Results Added Duplicate Relative t (Advisory) <br /> Result Recovery Result Recovery Difference RPD <br /> <2> <3> <1> <4> <1> <5> Max Recovery Range <br /> PETROLEUM HYDROCARBONS-GAS 0 45 0 9 1 4 106 1 4 106 0 50 50 - 150 <br /> Analyst RL * Values Outside QC Range <br /> Sequence Date 10/24/96 NC = Not Calculated (Sample exceeds spike by factor of 4 or more) <br /> SPL ID of sample spiked 961OA20-04A ND = Not Detected/Below Detection Limit <br /> Sample File ID JJJ6851 TXO V Recovery = [( <1> - <2> ) / <3> 1 x 100 <br /> Method Blank File ID LCS W Recovery = (<1> / c3> ) x 100 <br /> Wa <br /> nk Spike File ID JJJ6843 TXO Relative Percent Difference = 1 (<4> - <5> I / [(<4> + <5> } x 0 51 x 100 <br /> rix Spike File ID JJJ6864 TXO (**) - Source SPL-Houston Historical data (3rd Q 195) <br /> Matrix Spike Duplicate File ID JJJ6865 TXO (***) = Source Temporary Limits <br /> SAMPLES IN BATCH(SPL ID)_ 961OA20-02A 961OA20-03A 961OA20-04A 961OA20-05A <br /> 961CA20-06A 9610A20-07A 961OA20-08A 961OA61-01A <br /> 961OA61-02A 961OA61-07A 961OA61-06A 961OA20-09A <br /> 961OA61-04A 961OA20-01A <br /> i <br /> I <br /> I <br />