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** SPL BATCH QUALITY CONTROL REPORT ** PAGE 1 <br /> Modified 8015 - GasoLine <br /> . Matrix: Aqueous Batch Id: HP_U941216122300 <br /> Units: mg/L. <br /> L A B 0 R A T 0 R Y C 0 N T R 0 L S A M P L E <br /> S P I K E Method Spike Blank Spike QC Limits(**) <br /> C 0 M P 0 U N D S Blank Result Added Result Recovery (Mandatory) <br /> <2> <3> <1> % % Recovery Range <br /> Petroleum Hydrocarbons ND 0.9 0 83 92 2 56 - 139 <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 MS/MSD QC Limits(***) <br /> C O M P O U N D S Results Added Duplicate Relative X (Advisory) <br /> Result Recovery Result Recovery Difference RPD <br /> <2> <3> <5 4> 0> <5> Max. Recovery Range <br /> Petroleum Hydrocarbons 0.7 1 1.1 44 4 0 99 29 0 * 142.0 * 18 40 - 158 <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 9412529-02A ND = Not Detected/Below Detection Limit <br /> Sample File ID: UU_552 TXO X Recovery = (( <1> - <2> ) / <3> 1 x 100 <br /> Method Blank File ID LCS X Recovery = 0> / <3> ) x 100 <br /> Blank Spike File ID: UU_544 TXO Relative Percent Difference = 1(<4> - <5> 1 / IC<4> + <5> ) x 0.51 x 100 <br /> Matrix Spike File ID UU_562 TXO (**) = Source: SPL-Houston Historical Data <br /> Matrix Spike Duplicate Fite ID UU_565.TXO C***) = Source: SPL-Houston Historical Date <br /> I � <br /> k' <br /> SAMPLES IN BATCH(SPI. ID): 9412536-03A 9412475-05A 9412475-06A 9412475-07A <br /> 9412475-OaA 9412475-09A 9412475-IOA 9412474-DIA <br /> 9412474-02A 9412474-03A 9412536-04A 9412529-04A <br /> V' 9412536-02A 9412536-OIA 9412529-07A 9412529-D6A <br /> i <br /> 9412529=05A 9412529-03A 9412529-0 9412529-01A <br /> ldeli Williams, QC Officer if <br /> I <br />