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1 l Sequoia 680 Chesapeake Drive Redwood 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 /> Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> 1 <br /> i <br /> v:v .. .v n. ro . vv <br /> Pacific Environmerifal Gup Client. Pruoject ID 'n 310-097 1A/0123,Tracy ; <br /> <52025 Gateway Place, Suite 440 Matrix SOLID <br /> 1 ; San Jose, CA 95110 <br /> Attention Maree Doden Work Order# 9505F62 31-43 Reported Jun 7, 1995} <br /> 1 QUALITY CONTROL DATA REPORT <br /> 1Analyte Diesel <br /> QC Batch#: GCO52595OH13PEXB <br /> Analy. Method: EPA 8015M <br />' Prep. Method EPA 3550 <br /> Analyst B Ah <br /> MS/MSD # 95051`6235 <br /> Sample Conc • 1 1 <br /> Prepared Date. 5/26/95 <br /> Analyzed Date- 5/30/95 <br />' Instrument I D #' GCHP4A <br /> Conc Spiked: 25 mg/Kg <br /> Result 22 <br /> MS % Recovery 84 <br /> Dup Result 22 <br /> MSD % Recov • 84 <br /> RPD: 00 <br /> RPD Limit. 0-50 <br />' LCS # <br /> Prepared Date <br /> Analyzed Date: <br />' Instrument LD #: <br /> Conc.Spiked: <br /> LCS Result: <br /> LCS % Recov.: <br />' LCS 36-122 <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 /> U IA 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 /> Eileen anning <br /> Project Manager *"'MS=Matrix Spike,MSD=MS Duplicate, RPD=Relative%Difference 9505F62 PPP <1> <br />