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Sequoia 680 Chesapeake Dnve Pedwood City CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> 404 N Wiget Lane Walnut Creek CA 94598 (510) 988 9600 FAX(510)988 9673 <br /> X117 Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 O1uo <br /> Smith -Canonle Environmental Client Project ID 94-367-10, Stockton Eire#2 <br /> 1710 Main Street Matrix Liquid <br /> Escalon, CA 95320 <br /> Attention John Lane Work Order # 95051-33 -01-5 Reported Jun 23, 1995 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Diesel <br /> QC Batch# GC0606950HBPEXY <br /> Analy Method EPA 8015 M <br /> Prep Method EPA 3520 <br /> Analyst T Olive <br /> MS/MSD # 950SL3301 <br /> Sample Conc 1000 <br /> Prepared Date 6/6/95 <br /> Analyzed Date 6/8/95 <br /> Instrument I D # GCHPS <br /> Conc. Spiked 1000,ug/L <br /> Result 1800 <br /> MS % Recovery 80 <br /> Dup Result 1900 <br /> ile MSD % Recov. 90 <br /> RPD 54 <br /> RPD Limit 0-50 <br /> LCS # BLK060695 <br /> Prepared Date 6/6/95 <br /> Analyzed Date. 6/8/95 <br /> Instrument I D # GCHP5 <br /> Conc Spiked: 1000lrg/L <br /> LCS Result 1100 <br /> LCS % Recov - 110 <br /> MS/MSD <br /> LCS 38-122 <br /> Control Limits <br /> Please Note <br /> The LCS is a control sample of known,interferent-tree matrix that is analyzed using the same reagents, <br /> SEQUOIA ANALYTICAL preparation,and analytical methods employed for the samples The matrix spike is an aliquot of sample <br /> 1 � r fortified with known quantities of specific compounds and subjected to the entire analytical procedure If <br /> the recovery of analytes from the matrix spike does not fall within specified control limits due to matrix <br /> interference the LCS recovery is to be used to validate the batch <br /> Vickie Tague Clark <br /> Project Manager "*MS=Matrix Spike,MSD=MS Duplicate,RPD=Relative%Difference 95051-33 CAN <1> <br />