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* SPL BATCH QUALITY CONTROL REPORT ++ "'HOUSTON LABORATORY <br /> Mod. 8015 - Diesel 8880 INTERCHANGE DRIVE <br /> aQ HOUSTON, TEXAS 77054 <br /> 01114e.............. <br /> Matrix: Aqueous Batch Id: HPTT960912055000 PHONE(713)660-0901 <br /> Units_ mg/L <br /> L A B O R A T 0 R 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> $ W Recovery Range <br /> Diesel Petr. Hydrocarbons ND 10.0 9.96 99.6 20 - 130 <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 % (Advisory) <br /> Result Recovery Result Recovery Difference RPD <br /> c2> <3> <1> <4> <1> <5> Max_ Recovery Range <br /> DIESEL PETR. HYDROCARBONS 0.62 10.0 11.74 111 11.42 108 2.7443 20 - 177 <br /> Analyst: RR * = Values Outside QC Range <br /> Sequence Date: 09/13/96 NC Not Calculated (Sample exceeds spike by factor of 4 or more) <br /> SPL ID of sample spiked: 968C01-01B ND = Not Detected/Below Detection Limit <br /> Sample File ID: TTH6687.TXO g Recovery = [( <1> - <2> I / <3> } x 100 <br /> Method Blank File ID: LCS 16 Recovery = I<1> / <3> ) x 100 <br /> .... ank Spike File ID: TTI6841.TX0 Relative Percent Difference = 1 (<4> - <5> / ((<4> + <5> } x 0.51 x 100 <br /> Spike File ID: TTH6688.TX0 (**] = Source: SPL-Houston Historical Data (2nd Q 194) <br /> Matrix Spike Duplicate File ID: TTH6689.TX0 (*+*) = Source: SPL-Houston Historical Data <br /> SAMPLES IN BATCHfSPL ID) : 968001-01B 9609224-02B 9609224-04B 9609224-05B <br /> 9609224-06B 9609224-07B 9609224-08B 9609224-098 <br /> 9609224-1OD 9609203-01B 9609324-02B 9609224-OIB <br /> 9609224-03B <br />