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PRMOH THo o <br />Analytical Laboratory <br />3935 N. Coronado Ave, Smckcon CA. 95204 Pboon: (209) 477.8105 <br />CERTIFICATE OFANALYSIS <br />Chesney Consulting Project Number: Hernandez <br />P. 0. BOX 3794 Project Name: Hernandez 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 />Analyte Result Limit Units Level Result %REC RPD Notes <br />Blank (AK10205-BLK1) <br />ND <br />0.400 <br />Total Alkalinity <br />ND <br />1.00 mg/L <br />Hydroxide Alkalinity <br />ND <br />1.00 " <br />Bicarbonate Alkalinity <br />ND <br />1.00 <br />Carbonate Alkalinity <br />ND <br />1.00 " <br />Duplicate (AK10205-DUPI) <br />4.50 <br />109 <br />Total Alkalinity <br />302 <br />1.00 mg/L 301 0.3 <br />Reference (AK10205-SRMl) <br />Total Alkalinity <br />10.3 <br />1.00 mg/L 10.0 103 <br />Blank (AK10206-BLKI) <br />Nitrate as N <br />ND <br />0.400 <br />mg/L <br />LCS (AK10206-BSI) <br />Nitrate as N <br />4.92 <br />0.400 <br />mg/L <br />4.50 <br />109 <br />LCS Dup (AK10206-BSDI) <br />Nitrate as N <br />4.33 <br />0.400 <br />mg/L <br />4.50 <br />96 13 <br />Matrix Spike (AK10206-MS1) <br />Nitrate as N <br />8.40 <br />0.400 <br />mg/L <br />4.59 <br />4.09 94 <br />Matrix Spike Dup (AK10206-MSDI) <br />Nitrate as N <br />8.41 <br />0.400 <br />mg/L <br />4.59 <br />4.09 94 0.09 <br />Reference (AK10206-SRMI) <br />Nitrate as N <br />8.54 0.400 mg/L 9.03 95 <br />Approved By <br />Precision Enviro-Tech. o California ELAP Cert. #2387 <br />Page 5 of 7 <br />