Laserfiche WebLink
+ Sequoia680 Chesapeake Dnvc Redwood City CA 94063 (650) 364 9600 FAX(650)364 9233 <br /> 404 N Wiget Lane Walnut Creek, CA 94598 (510) 988 9600 FAX(510)986 9673 <br /> Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> Blaine Tech Services, Inc Client Project ID Shell Stockton /970905-F1 <br /> 1680 Rogers Ave Matrix Liquid <br /> San Jose, CA 95112 <br /> Attention Fran Thie Work Order# 9709144-02 Reported Sep 10, 1997 <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Benzene Toluene Ethyl Xylenes Gas <br /> Benzene <br /> QC Batch#. GC090897BTEX02A GCO90897BTEX02A GC090897BTEX02A GC090897BTEX02A GC090897BTEx02A <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 A Miraftab A. Miraftab A Miraftab A Miraftab A.Miraftab <br /> M S/MSD# 970905002 970905002 970905002 970905002 970905002 <br /> Sample Conc N D N D N D N D N D <br /> Prepared Date 9/8/97 9/8/97 9/8/97 9/8/97 9/8/97 <br /> Analyzed Date- 9/8/97 9/8/97 9/8/97 9/8/97 9/8/97 <br /> Instrument I D # GCHP2 GCHP2 GCHP2 GCHP2 GCHP2 <br /> Conc Spiked 10pg/L lopg/L 10 jug/L 30pg/L 60pg/L <br /> Result 10 96 9 7 30 65 <br /> �S % Recovery 100 96 97 100 108 <br /> Dup Result 99 95 97 29 63 <br /> MSD %Recov .. 99 95 97 97 105 <br /> RPD 10 10 00 34 31 <br /> RPD Limit 0-25 0-25 0-25 0-25 0-25 <br /> LCS #. BLK090897 BLK090897 BLK090897 BLK090897 BLK090897 <br /> Prepared Date 9/8/97 9/8/97 9/8/97 9/8/97 9/8/97 <br /> Analyzed Date 9/8/97 9/8/97 9/8/97 9/8/97 9/8/97 <br /> Instrument I D # GCHP2 GCHP2 GCHP2 GCHP2 GCHP2 <br /> Conc Spiked 10jug/L 10pg/L 10ug/L 30ug/L 60pg/L <br /> LCS Result 10 99 10 30 66 <br /> LCS % Recov : 100 99 100 100 110 <br /> 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 /> SQU NALYTICAL 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 /> Pe y P r <br /> Proj anager **MS=Matrix Spike, MSD=MS Duplicate, RPD=Relative%Difference 9709144 BLA a2> <br />