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1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> M c C a m p b e I l Analytical, Inc. Toll Free Telephone:(877)252-9262/Fax:(925)252-9269 <br /> "When Quality Counts" http://ww-w.mccainpbe 11.coin/E-mail:main@mccampbell.com <br /> Quality Control Report <br /> Client: AdvancedGeo,Inc. WorkOrder: 2009489 <br /> Date Prepared: 09/10/2020 BatchID: 205326 <br /> Date Analyzed: 09/10/2020 Extraction Method: E300.1 <br /> Instrument: IC4 Analytical Method: E300.1 <br /> Matrix: Water Unit: mg/L <br /> Project: Fredriks Property Sample ID: MB/LCS/LCSD-205326 <br /> 2009489-001 AM S/MSD <br /> QC Summary Report for E300.1 <br /> Analyte MB MDL RL SPK MB SS MB SS <br /> Result Val %REC Limits <br /> Nitrate as N ND 0.0170 0.100 <br /> Nitrate as NO3 ND 0.0740 0.440 - - - <br /> Surrogate Recovery <br /> Malonate 0.0970 0.1 97 90-115 <br /> Analyte LCS LCSD SPK LCS LCSD LCS/LCSD RPD RPD <br /> Result Result Val %REC %REC Limits Limit <br /> Nitrate as N 0.991 0.973 1 99 97 85-115 1.81 20 <br /> Nitrate as NO3 4.39 4.31 4.4 100 98 85-115 1.81 20 <br /> Surrogate Recovery <br /> Malonate 0.100 0.0989 0.10 100 99 90-115 1.35 20 <br /> Analyte MS MS MSD SPK SPKRef MS MSD MS/MSD RPD RPD <br /> DF Result Result Val Val %REC %REC Limits Limit <br /> Nitrate as N 1 10.0 10.0 1 9.27 76,F1 75,F1 85-115 0.191 20 <br /> Nitrate as NO3 1 44.4 44.4 4.4 41.0 77,F1 75,F1 85-115 0.191 20 <br /> Surrogate Recovery <br /> Malonate 1 0.0968 0.0950 0.10 97 95 90-115 1.83 20 <br /> CA ELAP 1644•NELAP 40330RELAP <br /> T)o— G of C <br />