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' * SPL BATCH QUALITY CONTROL REPORT +* PAGHOUSTON LABORATORY <br /> Modified 8015 - Gasoline 8880 INTERCHANGE DRIVE <br /> f. r j0z ® HOUSTON,TEXAS 77054 <br /> PHONE(713)660-0901 <br /> i Matrix: Aqueous Batch Id: HP_J960309125500 <br /> Units: mg/L <br /> LA B O R AT OR 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> } V Recovery Range <br /> Gasoline Petr. Hydrocarbon ND 0.9 1.06 118 56 - 130 <br /> M A T R I X S P I K E S <br /> S P I x 6 Sample Spike Matrix Spike Matrix Spike MS/MSD QC Limits(+++) <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 /> GASOLINE PETR. HYDROCARBON ND 0.9 1.3 144 1.3 144 0 22 37 - 169 <br /> Analyst: AA + Values Outside QC Range <br /> Sequence Date: 03/10/96 NC = Not Calculated (Sample exceeds spike by factor of 4 or more) <br /> SPL ID of sample spiked: 9603020-05A ND = Not Detected/Below Detection Limit <br /> Sample File ID: JJ_496.TXO % Recovery = [( <1> - <2> ) / <3> ] x 100 <br /> Method Blank File ID: LCS i Recovery = (<1> / <3> } x 100 <br /> _-::%flank Spike File ID-. JJ_519=0 Relative Percent Difference = 1 (<4> - <5> I / [(<4> + <5> ) x 0.5] x 100 <br /> /Matrix Spike File ID: JJ_512.TX0 (+*) = Source: SPL-Houston Historical data (3rd Q '95) <br /> Matrix Spike Duplicate File ID: JJ 513.TXO (***} Source: SPL-Houston Historical Data (3rd Q '95) <br /> SAMPLES IN BATCH(SPL ID) : 9603232-08A 9603020-02A 9603020-OSA 9603232-GIA <br /> 9603232-02A 9603232-03A 9603232-04A 9603232-05A <br /> 9603232-06A 9603232-07A <br /> QC Officer <br />