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r7 <br /> ALICL <br /> SEQUOIA AN1900 Bates Avenue • Suite LM Concord,California 94520 <br /> (510)686-9600 FAX(510)686-9689 <br /> z r W Pro ect ID: VY0385 Eikttoim P oparty <br /> m�� ''"ric EscalonOf?ce} �Cllent � <br /> �iaterwv � _ <br /> 1710 Main Street Reported Nov 4 1991 u <br /> Escalon.CA 95320 CC Sample Group 1100890-903 <br /> Attentlon Bill Channell <br /> W QUALITY CONTROL DATA REPORT <br /> ^4 L-"'yi- Nasal <br /> ANALYTE Benzene xySanes <br /> Benzene Toluene <br /> A EPA EPA <br /> EPA 5015/8024 8015/8020 Method; <br /> Method: 8015/6= eRH./J,z4 <br /> F. RH./ <br /> Analyst: FLN./J.F. H./J. g <br /> mg/kp m91kmg/kg mo/kg <br /> Reporting Units* mg/kg <br /> Oct 29, <br /> Ca <br /> . 1991 <br /> 81 199 <br /> Date Analyzed: Oct 29, 1991 Oct 29. lank Matax Blankl 1„1at�Blank BI 102891� <br /> QC Sample#: Metrix Blank Matrirvc Blank <br /> N.D. <br /> N.D. N.D. N.D. <br /> Safnp'e Conc.: N.D. <br /> Spike Conc. 0.40 0.40 0.40 1.2 13 <br /> Added: <br /> Conc.Matrix 0.36 0.35 0.38 1.2 7.7 <br /> Spike: <br /> Matrix spike 94 8895 130 77 <br /> %Recovery: <br /> Conc.Matron 0.35 0.3'' 0.38 1.2 7.6 <br /> Spike Dup.: <br /> Matrix Spike 76 <br /> Duplicate 68 gg 100 <br /> %Recovery: 90 <br /> Relative 0 0 0 0 1.3 <br /> %Difference: <br /> -abcratory Dank contained the following analytes: None Detected <br /> %Recovery. Conc.of M.S.-Conc.of SamP� <br /> X 100 <br /> S Q ANALYTICAL Spike Canc.Added <br /> &f once. __Conc.atM.S.-Conc.01 M.S.D. <br /> X 100 <br /> at1Ya% --_.- <br /> (Conc.01 M.S.+Cone.o}M.S.D. <br /> Malersteln 110o890.WAT �aT <br /> 'ro Manager <br />