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PRTICNOn TCiIMO o KCI <br />Analytical Laboratory <br />3935 N. Coronado Ave, Stockton CA. 95204 Phone: (209) 477-8105 <br />CERTIFICATE OFANAL YSIS <br />Chesney Consulting Project Number: Barber <br />P. O. BOX 3794 Project Name: Barber Work Order No.: <br />Turlock, CA 95381 <br />Project Manager: Don Chesney <br />Conventional Chemistry Parameters by APHA/EPA Methods - Quality Control <br />Reporting Spike Source <br />.nalyte Result Limit Units Level Result % REC RPD Notes <br />Blank (AG12906-BLK1) <br />Total Alkalinity ND 1.00 mg(L CaCO3 <br />Hydroxide Alkalinity ND 1.00 " <br />Bicarbonate Alkalinity ND 1.00 " <br />Carbonate Alkalinity ND 1.00 " <br />Duplicate (AG12906-DUPI) <br />Total Alkalinity 148 1.00 mg/L CaCO3 148 0.07 <br />Reference (AG12906-SRMI) <br />Total Alkalinity 10.0 1.00 mg(L CaCO3 10.0 100 <br />Blank (AG12911-BLKI) <br />Nitrate as N <br />ND <br />0.400 <br />mg(L <br />LCS (AG12911-BSI) <br />Nitrate as N <br />5.18 <br />0.400 <br />mg/L <br />4.50 <br />115 <br />LCS Dup (AG12911-BSD1) <br />Nitrate as N <br />4.99 <br />0.400 <br />mg(L <br />4.50 <br />111 4 <br />Matrix Spike (AG12911-MSI) <br />Nitrate as N <br />7.27 <br />0.400 <br />mg/L <br />4.50 <br />2.48 106 <br />Matrix Spike Dup (AG12911-MSDI) <br />Nitrate as N <br />7.13 <br />0.400 <br />mg/L <br />4.50 <br />2.48 103 2 <br />Reference (AG12911-SRMI) <br />Nitrate as N <br />2.51 <br />0.400 <br />mg/L <br />2.26 <br />111 <br />Approved By <br />Precision Enviro-Tech. o California ELAP Cert. #2387 <br />Page 5 of 7 <br />