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- <br /> SPL BATCH QUALITY CONTROL REPORT ** HOUSTON LABORATORY <br /> California LUFT Manual for Gasoline 8880 INTERCHANGE DRIVE <br /> O HOUSTON,TEXAS 77054 <br /> o adz PHONE(713)660-0901 <br /> Matrix- Aqueous Hatch Id: HP_N971002190600 <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 Sgike QC Limitsl**) <br /> C O M P O U N D S Blank Result Added Result Recovery (Mandatory) <br /> <2> <3> <1> 4 Recovery Range <br /> Gasoline Range Organics ND 1.0 0.86 86.0 64 - 131 <br /> M A T R I X S P I K Ps 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 8 (Advisory} <br /> Result Recovery Result Recovery Difference RPD <br /> <2> <3> <1> <4> <1> <5> Max- Recovery Range <br /> GASOLINE RANGE ORGANICS ND 0.90 0.88 97.8 0.89 98.9 1.12 36 36 - 160 <br /> Analyst: fab * - values Outside QC Range. « - Data outside Method Specification limits. <br /> Sequence Date: 10/02/97 NC = Not Calculated (Sample exceeds spike by factor of 4 or more) <br /> SPL ID of sample spiked: 9709B70-02A ND = Not Detected/Below Detection Limit <br /> Sample File ID: NNJ7050.TX0 t Recovery = [( <1> - <2> ) / <3> 1 x 100 <br /> Method Blank File ID: LCS % Recovery = (<1> / <3> ) x 100 <br /> Blank Spike File IDt NNJ7044.TX0 Relative Percent Difference = I (<4> - <5> / [(<4> + <5> 1 x 0.S) x 100 . <br /> Matrix Spike File ID: NNJ7047.TX0 (**) - Source: SPL-Houston Historical data (1st Q 197) <br /> Matrix Spike Duplicate File ID: NNJ7048.TX0 (***) = Source: SPL-Houston Historical Data (1st Q 1971 <br /> SAMPLES IN BATCH SPL ID) ; 9709B68-04A 9709B68-05A 9709B70-03A 9709B70-04A <br /> 9709870-05A 9709D42-01A 9709A56-01B 9709A56-02B <br /> 9709A56-03B 9709A56-04B 9709A59-01B 9709A59-02B <br /> 9709B70-01A 9709870-02A 9709B68-01A 9709B68-02A <br /> 97091368-03A <br /> i <br />