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PD1100 00H TMo TO <br />Analytical Laboratory <br />3935 N. Coronado Ave, Stockton CA. 95204 Phone: (209) 477-8105 <br />CERTIFICATE OFANALYSIS <br />Collision King Tracy Project Number: CKT <br />468 E. 10th Street Project Name: Cam17 Work Order No.: <br />Tracy, CA 95376 <br />Project Manager: Chris Lavagetto <br />Metals by EPA 6000/7000 Series Methods - Quality Control <br />Reporting Spike Source <br />Analyte Result Limit Units Level Result %REC RPD Notc, <br />Reference (AJ03008-SRM1) <br />Thallium <br />Zinc <br />2.42 0.100 ing/kg 2.50 97 <br />2.62 0.100 2.50 105 <br />Notes and Definitions <br />Dry Sample results reported on a dry weight basis. <br />ND Analyte NOT DETECTED at or below the reporting limit. <br />mg1L = milligrams per Liter = ppm G- Grab Sample <br />uglL = micrograms per Liter = ppb C -Composite Sample <br />DLR = Detection Limit for Purpose of Reporting. <br />Exceptional sample matrices or interferences may <br />result in higher detection limits. <br />MCL- Maximum contaminant level (MCL) is the highest <br />concentration of chemicals permitted in drinking water systems <br />RPD Relative Percent Difference <br />%REC Percent Recovery <br />Source Sample that was matrix spiked or duplicated. <br />Comp -Grab- Composite of 4 Grab Sample during 14hrs Grab <br />period and composite into I sample prior analysis <br />MMO-MUG-P/A - Total Coliform and E.Coli Test in Drinking Water by MMO-MUG, using Standard Method 22nd Edition. <br />The State Board of Health requires that bacteriological results must be 'ABSENCE' or less than 1.1 (for MTF method) to meet drinking water requirements. <br />Approved By <br />Precision Enviro-Tech. — California D.O.H.S. Cert. #2387 <br />Page 7of8 <br />