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Sequoia680 Chesapeake Drive Redwood City,CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> 404 N W,get Lane Walnut Creek CA 94598 (510) 988 9600 FAX(510)988 9673 <br /> Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)911 0100 <br /> r <br /> ,,Blaine Tech Services, Inc Client Project ID Chevron 9-8632/960207-Z4 <br /> 985 Timothy Drive Matrix Liquid <br /> San Jose, CA 95133 <br /> Attention Jim Keller Work Order# 9602583-03-04 Reported Feb 27, 19996., <br /> A r 4 rvr r v 4 � <br /> Yry�rvv v ♦ rv}v ' r { i v v + rry r r iry,r • r r ry <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Diesel <br /> QC Batch#. GCO211960HBPEXZ <br /> Analy Method- EPA 8015M <br /> Prep Method EPA 3520 <br /> Analyst' J Minkel <br /> MS/MSD #' 960258404 <br /> Sample Cone 68 <br /> Prepared Date 2/11/96 <br /> Analyzed Date 2/13/96 <br /> Instrument I D # GCHP5 <br /> Cone Spiked 1000pg/L <br /> Result 860 <br /> MS% Recovery 79 <br /> Dup Result. 540 <br /> MSD % Recov 47 <br /> RPD 46 <br /> RPD Limit 0.50 <br /> LCS # BLK021196 <br /> Prepared Date 2/11/96 <br /> Analyzed Date 2/13/96 <br /> Instrument I D # GCHP5 <br /> Cone. Spiked 1000pg/L <br /> LCS Result 780 <br /> LCS % Recov 78 <br /> M M D <br /> LCS 38122 <br /> Control Limits <br /> Please Note <br /> The LCS is a control sample of known,interferent-free matrix that is analyzed using the same reagents, <br /> SS I LY ICAL preparation,and analytical methods employed for the samples The matrix spike is an aliquot of sample <br /> 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 /> eg <br /> ect Manager **MS=Matrix Spike,MSD=MS Duplicate,RPD=Relative%Difference 9602583 BLA <6> <br />