Laserfiche WebLink
f ■ , Sequoia 680 Chesapeake Dnve Redwood City CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> "••`��ii 404 11 W,get Lane Walnut Crcck CA 94598 (510) 988 9600 FAX(510)988 9673 <br /> • �I,,� Analytical 819 Stnker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> • <br /> Pacific Environmental Group Client Project ID 930-031 21 /434, LodI <br /> 11315 Sunrise Gold Circle, Ste M Matrix LIQUID <br /> Rancho Cordova, CA 95742 <br /> Attention Greg Barclay Work Order # 9605810 04 Reported May 23, 1996 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Benzene Toluene Ethyl Xylenes <br /> Benzene <br /> QC Batch# GCO51796BTEX21A GCO51796BTEX21A GCO5179613TEX21A GCO51796BTEX21A <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# 960576204 960576204 960576204 960576204 <br /> Sample Conc N D N D N D N D <br /> Prepared Date 5/17/96 5/17/96 5/17/96 5/17/96 <br /> Analyzed Date 5/17/96 5/17/96 5/17/96 5/17/96 <br /> Instrument I D # GCHP21 GCHP21 GCHP21 GCHP21 <br /> Conc Spiked 10ug/L 10ug/L 10ug/L 30pg/L <br /> Result 12 13 13 40 <br /> MS %Recovery 120 130 130 133 <br /> Dup Result 11 11 10 31 <br /> MSD %Recov 110 110 100 103 <br /> RPD 87 17 26 25 <br /> RPD Limit 0-25 0-25 0-25 0-25 <br /> LCS # SLK051796 BLK051796 BLK051796 BLK051796 <br /> Prepared Date 5/17/96 5/17/96 5/17/96 5/17/96 <br /> Analyzed Date 5/17/96 5/17/96 5/17/96 5/17/96 <br /> Instrument I D # GCHP21 GCHP21 GCHP21 GCHP21 <br /> Conc Spiked 10ftg/L 10u9/L 10ug/L 30ug/L <br /> LCS Result 12 12 13 37 <br /> LCS% Recov 120 120 130 123 <br /> 60-140 60.140 60-140 60-140 <br /> LCS 70-130 70.130 70.130 70-130 <br /> Control Limits <br /> Quality Assurance Statement All standard operating procedures and quality control requirements have been met <br /> Please Note <br /> The LCS is a control sample of known interferent free matrix that is analyzed using the same reagents, <br /> • SE QIA ANALYTI AL r 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 /> �„G interference the LCS recovery is to be used to validate the batch <br /> Claudia Hlrotsu <br /> Project Manager ""MS Matrix Spike MSD=MS Duplicate RPD=Relative%Difference 9605810 PPP <2> <br />