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Sequoia 680 Chesapeake Drive Redwood City,CA 94063 (415) 364-9600 FAX(415) 364 9233 <br /> 404 N Wigct Lane Walnut Creek,CA 94598 (510) 988 9600 FAX{5 E 0}988 9673 <br /> Analytical 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916) 921-9600 FAX(916)921 0100 <br /> s <br /> Smith -Canonle Environmental Client Project ID 940367-10, Stockton Fire#2 v n <br /> 1710 Main Street Matruh Liquid <br /> `Escalon, CA 95320 <br /> Attention Jeanne Homsey Work Order#ti 9508K37 01-05 Reported Sep 18, 1995 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte: Diesel <br /> QC Batch#: GCO829950HBPEXZ <br /> Analy Method EPA 8015 Mod <br /> Prep Method: EPA 3520 <br /> Analyst: B Ali <br /> MS/MSD#: 9508.15602 <br /> Sample Conc : N D <br /> Prepared Date 8/29/95 <br /> Analyzed Date 8/31/95 <br /> Instrument I D#: GCHP5A <br /> Conc. Spiked: 1000ug/L <br /> Result, 940 <br /> MS% Recovery 94 <br /> Dup. Result. 860 <br /> MSD % Recov.: 86 <br /> RPD- 89 <br /> RPD Limit. 0-50 <br /> v } t v M1 vv Hsx•.vv wM1.v.M1 nr+nvx xxn n.v +nnnvry+ +r vr.. r r r[v{ 0 1 v In v}nnn n nn ry r r v v i r r ! n <br /> LCS#: BLK082995 <br /> Prepared Date. 8/29/95 <br /> Analyzed Date. 8/31/95 <br /> Instrument I.D.#: GCHP5A <br /> Conc. Spiked: 1000ug/L <br /> LCS Result: 930 <br /> LCS % Recov : 93 <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 />. SEQUOIA ANALYTICAL 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 /> Vickie Tague Clark <br /> Project Manager **MS=Matrix Spike,MSD=MS Duplicate,RPD=Relative%Difference 9508K37 CAN <1> <br />