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f <br /> FJ <br /> r7l 'a 'bora' or'Je` 2905 Railroad Ave. Ceres,CA 95307 (209)581-9280 Fax(209)581-9282 <br /> GeoPhase Environmental,Inc. Project Number. 607.2 '� <br /> 2937 Veneman Ave.,Suite B240 <br /> Project Name: Welty Work Order No,:J' <br /> Modesto,CA 95356 <br /> t-- Project Manager: Steve Lankford ]908045 <br /> _t ANALYSIS REPORT-Quality Control <br /> •Argon Laboratories <br /> 1_1 Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> r' {;Batch J901633-General Prep <br /> Blank(J901633-BLKI) Prepared&Analyzed:08/20/09 <br /> '='Nitrate ND 0.50 mg L <br /> t LCS(J901633-BSI) _ Prepared&Analyzed:08/20/09 <br /> .� Nitrate ILO n !L 10 ]]0 80-120 — -- <br /> ,LCS Dup(J901633-BSD1) Prepared&Analyzed:08/20/09 <br /> i ,:Nitrate 10.6 rng/L 10 106 80-120 4 20 <br /> 1 F� <br /> Matrix Spike(J901633-MSI) Source:J908043-01 Prepared&Analyzed:08/20/09 <br /> ;Nitrate 16.4 mg/L 10 5.60 106 70-130 <br /> 7+ <br /> Matrix Spike Dup(J901633-MSDI) Source:J908043-01 Prepared&Analyzed:08/20/09 <br /> ----------- ----- <br /> Nitrate 16.0 mg/L 10 5.60 104 70-130 --2 ---20 <br /> r�1 <br /> T <br /> n <br /> F <br /> a : <br /> E , <br /> Approved By <br /> _t <br /> Argon Laboratories,lnc. California D.O.H.S.Cert.42359 <br /> 1 <br /> 1 <br /> �? Page 4 of 6 <br /> P <br />