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Sequoia 680 Chesapeake Dnve Redwood City CA 94063 (415) 364 9600 FAX (415) 364 9233 <br /> a) 404 N W�get Lane Walnut Creek CA 94598 (510) 988 9600 FAX (510) 988 9673 <br /> 11cr Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX (916)921 0100 <br /> Blaine Tech Services, Inc Client Project I D Chevron 9-4183/960222-L1 <br /> 985 Timothy Drive Matrix Liquid <br /> San Jose, CA 95133 <br /> Attention Jim Keller Work Order# 9602D89-03 Reported Feb 27, 1996 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Diesel <br /> OC Batch# GCO222960HBPEXA <br /> Analy Method EPA 8015M <br /> Prep Method EPA 3510 <br /> Analyst J Minkel <br /> MS/MSD # 9602BO801 <br /> Sample Cone 700 <br /> Prepared Date 2/22/96 <br /> Analyzed Date 2/22/96 <br /> Instrument I D # GCHP5 <br /> Cone Spiked 1000 ug/L <br /> Result 1800 <br /> MS % Recovery 110 <br /> Dup Result 1$00 <br /> MSD % Recov 110 <br /> RPD 00 <br /> RPD Limit 0-50 <br /> LCS #- BLK022296 <br /> Prepared Date: 2/22/96 <br /> Analyzed Date. 2/23/96 <br /> Instrument I D # GCHP4 <br /> Cone. Spiked 1000{rg/L <br /> LCS Result 870 <br /> LCS% Recov 87 <br /> LCS 38-122 <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 /> SE 1 A ALYTICAL 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 /> P ginner <br /> Pr ct Manager *"MS=Matrix Spike,MSD=MS Duplicate,RPD=Relative%Difference 9602D89 BLA <3> <br />