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...Ni, .: -" . Srtit+i� aaf .+. w it 1°r-. - ;F -'.` •. .$ <br /> m <br /> Y <br /> - s s <br /> 4 <br /> i� v+yt <br /> p.5 <br /> SE U1A ANALYTICAL <br /> 680 Chesapeake Dnve • RedW96d City,CA 94063 <br /> (415)364-9600 • FAX(415)364.9233 <br /> "' '" �""' ?+ �� «•t :� ID40 <br /> :' -89�12 Tracy Shell <br /> i:Delta Environmental Consultants GrentProject <br /> X3330 Data Drive <br /> :,Rancho Cordova,CA 95674 Reported May z6, t99! <br /> QC 5atnplp Group; 105-271S ., <br /> 'Attention: Jlm Brownell .�,.�..�:-': :?.. ��,:.x.,. ,.,.. <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE �� Etllyt• <br /> Benzene Toluene tyer7xene X lanes <br /> Method: SPA 6= EPA 9020 EPA8020 EPA8020 <br /> Analyst: E.Gloria S.Hoffman S.Hoffman S.NO9man <br /> Reporting Units: ng 6 <br /> rig QC sample# t: GSLKO$24a GBIYZ;209t' Ga!_as2+9tt ^Ot <br /> Date MAY 20, s t <br /> Sample Cone-, N.D. N.D. N.U. N.D. <br /> spikeGonc. 100 300 <br /> Added: 100 100 <br /> Conc.Matrix g5 290 <br /> 1 Spike: 95 94 <br /> Matrix Spike 94 95 97 <br /> °,b Recovery: 96 <br /> Conc.Matrix 91 91 270 <br /> Spike Dup.: 92 <br /> Matrix Spike <br /> Duplie8te91 90 <br /> %Recovery: 92 91 <br /> Relative 3.2 4.3 7.1 <br /> ,G Difference: 4.3 <br /> 56000[A ANALYTICAL 9s Racotiary Come.of M.S. Conc.of,ample x soo <br /> Splka Conc.Addax <br /> �� r?alatrre a, Conc.of M•S -Conc.of M.S.D. x 100 <br /> (Cwsc.os sa.S. Conc.at lN,S.D.I/2 <br /> Mai c me paltio5zrtr.t��r �a> <br /> . Project Ntar�g 4�_ <br />