Laserfiche WebLink
Sequoia 680 Chesapeake Drive Redwood City CA 94063 (650) 364 9600 FAX (650) 364 9233 <br /> 404 N Wtget Lane Walnut Creek CA 94598 (5io) 988 9600 FAX (510) 988 9,573 <br /> Analytical 819 Striker Avcnue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX (9I6) 92t 0:00 <br /> Delta Environmental Consultants Client Project ID E>aon 7-3708, D093-809 <br /> 3164 Gold Camp Drive #200 Matrix Liquid <br /> Rancho Cordova, CA 95670 <br /> Attention Keoni Almeida Work Order # 9711 F94 -01-08 Reported Dec 12 1997 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Benzene Toluene Ethyl Xylenes Gas <br /> Benzene <br /> QC Batch# GC120597BTEX22A GC120597STEX22A GC120597BTEX22A GC120597STEX22A GC120597BTEX22A <br /> Analy Method EPA 8020 EPA 8020 EPA 8020 EPA 8020 EPA 8015M <br /> Prep Method EPA 5030 EPA 5030 EPA 5030 EPA 5030 EPA 5030 <br /> Analyst M Mtstry M Mistry M Mtstry M Mtstry M Mtstry <br /> MS/MSD # 9711 E9601 97111"9601 9711E9601 9711E9601 971 1 E96o1 <br /> Sample Conc 1 1 11 1 0 32 70 <br /> Prepared Date 12/5/97 12/5/97 12/5/97 12/5/97 12/5/97 <br /> Analyzed Date 12/5/97 12/5/97 12/5/97 12/5/97 12/5/97 <br /> Instrument I D # GCHP22 GCHP22 GCHP22 GCHP22 GCHP22 <br /> Conc Spiked long/L 10ug/L loug/L 30ug/L 60ug/L <br /> Result 10 10 10 29 60 <br />�MS % Recovery 89 89 90 86 88 <br /> Dup Result 11 95 95 27 59 <br /> MSD % Recov 99 84 85 79 87 <br /> RPD 95 51 51 71 17 <br /> RPD Limit 0-25 0-25 0-25 0-25 0-25 <br /> I <br /> I <br /> LCS # SLK120597 BLK120597 BLK120597 BLK120597 BLK120597 <br /> Prepared Date 12/5/97 12/5/97 12/5/97 12/5/97 12/5/97 <br /> Analyzed Date 12/5/97 12/5/97 12/5/97 12/5/97 12/5/97 <br /> Instrument I D # GCHP22 GCHP22 GCHP22 GCHP22 GCHP22 <br /> Conc Spiked 10pg/L 101ug/L 10ug/L 30ug/L 60ug/L <br /> LCS Result 91 94 94 27 58 <br /> LCS % Recov 91 94 94 90 97 <br /> msflwm 60-140 60-140 60-140 60-140 60-140 <br /> LCS 70-130 70-130 70-130 70-130 70-130 <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 /> EQUOIA LYTICAL preparation, and analytical methods employed for the samples The matrix spike is an aliquot of sample <br /> is <br /> fortified with known quantities of specific compounds and subjected to the entire analytical procedure 1f <br /> the recovery of analytes from the matrix spike does not fall within specified control limas due to matrix <br /> interference the LCS recovery is to be used to validate the batch <br /> regory <br /> roject Manager **MS=Matrix Spike MSO=MS Duplicate RPD=Relative% Difference 9711 F94 DLT 4 1> <br />