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1534 Willow Pass Road,Pittsburg.CA 94565-1701 <br /> �y M c c a m p b e l l Analytical, Inc. Toll Free Telephone:(877)252-9262/Fax:(925)252-9269 <br /> "When Quality Counts" http://www.mccarnpbeH.com/E-mail:mahtCmccampbellcom <br /> Quality Control Report <br /> Client: Terracon WorkOrder: 20071`84 <br /> Date Prepared: 07/31/2020 BatchID: 202944 <br /> Date Analyzed: 07/31/2020 Extraction Method: E300.1 <br /> Instrument: IC4 Analytical Method: E300.1 <br /> Matrix: Water Unit: mg/L <br /> Project: NA207060;Shipherd Property Sample ID: MB/LCS/LCSD-202944 <br /> 20071`84-001 AMS/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 0.102 0.1 102 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 1.01 1.00 1 101 100 85-115 0.205 20 <br /> Nitrate as NO3 4.46 4.45 4.4 101 101 85-115 0.204 20 <br /> Surrogate Recovery <br /> Malonate 0.100 0.100 0.10 100 100 90-115 0.372 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 1.84 1.90 1 0.8345 101 106 85-115 2.72 20 <br /> Nitrate as NO3 1 8.17 8.39 4.4 3.696 102 107 85-115 2.72 20 <br /> Surrogate Recovery <br /> Malonate 1 0.0934 0.0979 0.10 93 98 90-115 4.69 20 <br /> CA ELAP 1644•NELAP 4033ORELAP <br /> Page 5 of 10 <br />