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r� <br /> * SPL BATCH QUALITY CONTROL REPORT ** HOUSTON LABORATORY4 <br /> California LUFT Manual for Gasoline 8880 INTERCHANGE DRIVE <br /> 4#W4.7 <br /> HOUSTON,TEXAS 77054 <br /> Matrix: Aqueous PHONE(713)660.0901 <br /> Batch Id: VARE980708080001 <br /> Units: mg/L <br /> L A B O R A T O 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 <br /> QC Limits(**) <br /> C O M P O U N D S Blank Result Added Result Recovery (Mandatory) <br /> ry <br /> <2> <3> c1> $ Recovery Range <br /> Gasoline Range Organics ND 1.0 0.83 63.0 <br /> 64 - 131 i <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 MSD Spike MS <br /> P / QC Limits(...] i <br /> C O M P O U N D S Results Added Duplicate Relative % (Advisory)_ <br /> Result Recovery Result Recovery Difference RPD <br /> i <br /> <2> <3> <1> <4> <1> <5> Max. Recovery Range <br /> GASOLINE RANGE ORGANICS ND 0.90 0.81 90.0 0.67 74.4 19.0 36 36 - 160 <br /> * = Values outside QC Range due to Matrix Interference (except RPD) <br /> Analyst; AA/ x Data outside Method Specification limits. <br /> Sequence Date: D7/08/98 NC - Not Calculated (Sample exceeds spike by factor of 4 or more) <br /> SPL ID of sample spiked: 9866C90-loC ND = Not Detected/Below Detection Limit <br /> Sample File ID: EEG1075.TXD % Recovery . [{ <1> - <2> 1 / c3> ] x 100 <br /> Method Blank File ID: LCS W Recovery = (<1> / <3> ) x 100 <br /> Blank Spike File SD: EEC1070.TXG Relative Percent Difference = � (<4> - <5> <br /> / ({<4> + c5> ) x 0.51 x 100 <br /> Matrix Spike File ID: EEG1072.TXO {**) = Source: SPL-Houston Historical data (1st Q 197) <br /> Matrix Spike Duplicate File ID: EEG1073.TXO (***) Source: SPL-Houston Historical Data (1st Q 197) <br /> SAMPLES IN BATCH(SPL ID) : 9806E19-05A 9806E19-06A 9806E19-07A 980GE19-02A <br /> 9807220-CIA 9807220-02A 9807220-03A 9807220-OSA <br /> 9807221-OIA 9807221-02A 9807221-03A 9607221-04A <br /> 9807221-05A 9806E19-01A 9806E19-03A 9806EI9-04A <br />