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SPL BATCH QUALITY CONTROL REPORT ** PAGE <br /> CA LUFT HOUSTON LABORATORY <br /> 8880 INTERCHANGE DRIVE <br /> HOUSTON,TEXAS 77054 <br /> 0" Batch Id: HP_J960721090000 PHONE(713)660-0901 <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 Hlank Spike QC Limits(" ) <br /> C 0 M P O O N D S Blank Result Added Result Recovery (Mandatory) <br /> cZ> c3> <1> % % Recovery Range <br /> Petroleum Hydrocarbons-Gas ND 1.0 <br /> 1.0 100 50 - 150 <br /> M A T R I X S P_1K E S <br /> S P I K E Sample Spike Matrix Spike Matrix Spike MS/MSD QC Limits(***) <br /> C 0 M P O U N D S Results Added Duplicate Relative V (Advisory! ._ <br /> covery <br /> Result ReResult Recovery Difference RPD <br /> <2> c3> <1> 44> <1> c5> Max. Recovery Range <br /> PETROLEUM HYDROCARBONS-GAS ND 0.9 0.72 80.0 0.77 85.6 6.76 50 50 - 150 <br /> Analyst: AA * = values Outside QC Range <br /> Sequence Date: 07/21/96 NC - Not Calculated (Sample exceeds spike by factor of 4 or morel <br /> SPL ID of sample spiked: 9607846-06A ND = Not Detected/Below Detection Limit <br /> Sample File ID: JJ_504.TXO % Recovery = (( <1> - <2> 1 / <3> 1 x 109 <br /> Method Blank File ID: LCS % Recovery = (<1> / c3> ) x 100 <br /> Wank Spike File ID• JJ 4496.TXO Relative Percent Difference = ] Ic4> - <5> / ((<4> + <5> 1 x 0.53 x 100 <br /> trix Spike File ID: JJ 499.TX0 (•*1 A Source: Temporary Limits <br /> Matrix Spike Duplicate File ID: JJ_500.TR0 {***) Source: Temporary Limits <br /> SAMPLES IN BATCH(SPL ID) t 9607856-03A 9607856-OIA 9607846-06A 9607852-DIA <br /> 9607852-02A 9607852-03A 9607852-04A 9607852-OSA <br /> 9607852-06A <br /> �f <br /> QC Officer <br />