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11) Sequoia 680 Chesapeake Drive Redwood City CA 94063 (650) 364 %W FAX(650)364 9233 <br /> 404 N 11Viget Lane Walnut Creek,CA 94598 (510) 988-9600 FAX(510)988-9673 <br /> Analytiea1 819 Sinker Avenue,Suite 8 Sacramento,CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> {?l; .rs,,, y`. <br /> Blaine Tech , Inc <br /> A ryClrent Protect ID +Chevron 9-8284%970827-Tiy h ,< <br /> <v 1680 Rogers Ave Matrix Liquid <br /> San Jose, CA 95112 <br /> 4 <br /> '-Attention Fran Thle Work Order# 9708E76-01 Reported Sep 9, 1997 <br /> r r r.r.wvr t +ry .r v ` •r. r r r ` +• r v . r n rvry r {.` h+ .4 r <br /> QUALITY CONTROL DATA REPORT <br /> Analyte Beryllium Cadmium Chromium Nickel <br /> CC Batch# ME0829976o10MDA ME082997601OMDA ME0829976010MDA ME082997601OMDA <br /> Analy Method EPA6010 EPA6o10 EPA6010 EPA60i0 <br /> Prep Method. EPA 3010 EPA 3010 EPA 3010 EPA 3010 <br /> Analyst. R Butler R Butler R Butler R Butler <br /> MS/MSD# 9708E78-01 9708E78-01 970SE78-01 9708E78-01 <br /> Sample Cone. N D N D N D 0 20 mg/L <br /> Prepared Date 8/29/97 8/29/97 8/29/97 8/29/97 <br /> Analyzed Date 8/29/97 8/29/97 8/29/97 8/29/97 <br /> Instrument I D.# MTJA2 MTJA2 MTJA2 MTJA2 <br /> Conc Spiked 1 0 mg/L 10 mg/L 1 0 mg/L 10 mg/L <br /> Result 11 11 11 13 <br /> MS % Recovery 110 110 110 110 <br />• Dup Result 11 11 11 13 <br /> MSD %Recov 110 110 110 110 <br /> RPD 00 00 00 00 <br /> RPD Limit 0-20 0.20 0-20 0-20 <br /> LCS # BLK082997 BLK082997 BLK082997 BLK082997 <br /> Prepared Date 8/29/97 8/29/97 8/29/97 8/29/97 <br /> Analyzed Date 8/29/97 8/29/97 8/29/97 8/29/97 <br /> Instrument I D.# MTJA2 MTJA2 MTJA2 MTJA2 <br /> Cone Spiked 10 mg/L 1 0 mg/L 10 mg/L 1 0 mg/L <br /> LCS Result 10 11 11 11 <br /> LCS % Recov 100 110 110 110 <br /> 80.120 80-120 80-120 80-120 <br /> LCS 80-120 80-120 80-120 80-120 <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 /> '4E0 NALYTICAL preparation,and analytical methods employed for the sampies 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 /> nterference,the LCS recovery is to be used to validate the batch <br /> enneranager **MS=Matrix Spike, MSD=MS Duplicate,RFD=Relative%Difference 9708E76 BLA <2> <br />