Laserfiche WebLink
i' Sequoia 680 Chesapeake Drive Redwood City CA 94063 (415) 364 9600 FAX(415)364 9233 <br /> 404 N Wiget Lane Walnut Cretk CA 94598 (510) 988 9600 FAX(510)988 9673 <br /> froom Analytical 819 Striker Avenue Suitt 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> Pacific Environmental Group Client Project ID 310-040 36/2859, Stockton <br /> 2025 Gateway Place, Suite 440 <br /> San Jose, CA 95110 <br /> Attention Chuck York Work Order# 9601974 01, 02 Reported Jan 23, 1996 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Benzene Toluene Ethyl Xylenes <br /> Benzene <br /> OC Batch# GCO11896BTEX17A GC011896BTEX17A GCO11896STEX17A GC011896BTEX17A <br /> Analy Method EPA 8020 EPA 8020 EPA 8020 EPA 8020 <br /> Prep Method EPA 5030 EPA 5030 EPA 5030 EPA 5030 <br /> Analyst J Woo J Woo J Woo J Woo <br /> MS/MSD # 960145404 960145404 960145404 960145404 <br /> Sample Conc N D N D N D N b <br /> Prepared Date 1/18/96 1/18/96 1/18/96 1/18/96 <br /> Analyzed Date 1/18/96 1/18/96 1/18/96 1/18/96 <br /> Instrument I D # GCHP17 GCHP17 GCHP17 GCHP17 <br /> Conc Spiked 10pg/L 10pg/L 10Eig/L 30,ug/L <br /> Result 11 11 11 31 <br /> MS % Recovery 110 110 110 103 <br /> Dup Result 11 11 11 31 <br /> MSD % Recov 110 110 110 103 <br /> RPD. 00 00 00 00 <br /> RPD Limit 0-50 0-50 0-50 0-50 <br /> LCS# BLK011896 BLK011896 BLK011896 BLK011896 <br /> Prepared Date. 1/18/96 1/18/96 1/18/96 1/18/96 <br /> Analyzed Date 1/18/96 1/18/96 1/18/96 1/18/96 <br /> Instrument 1 D # GCHP17 GCHP17 GCHP17 GCHP17 <br /> Conc Spiked 10Ng/L 10pg/L 10ug/L 30ug/L <br /> LCS Result 10 11 11 31 <br /> LCS % Recov 100 110 110 103 <br /> LCS 71-133 72-128 72-130 71120 <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 /> AM&EQUOIA ANALYTICAL preparation,and analytical methods employed for the samples The matrix spike is an aliquot of sample <br /> I� 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 flmFts due to matrix <br /> Interference,the LCS recovery is to be used to validate the batch <br /> Srucle Fletcher <br /> Project Manager **MS=Matrix Spike,MSD=MS Duplicate,RPD=Relative% Difference <br /> 9601974 PPP <1> <br /> to <br />