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1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> M c a m p b e I l A n arc a l_ Inc Toll Free Telephone: 877 252-9262/Fax: 925 252-9269 <br /> "When Quality Counts" I http)/www.mccampbell.com/E-mail:main@mccampbell.com <br /> Quality Control Report <br /> Client: AdvancedGeo, Inc. WorkOrder: 2103C 11 <br /> Date Prepared: 03/19/2021 BatchlD: 217726 <br /> Date Analyzed: 03/19/2021 Extraction Method: E300.1 <br /> Instrument: IC4 Analytical Method: E300.1 <br /> Matrix: Water Unit: mg/L <br /> Project: Galvan Property Sample ID: MB/LCS/LCSD-217726 <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 0.0460 0.100 - - <br /> Nitrate as NO3 ND 0.200 0.440 - - - <br /> Surrogate Recovery <br /> Malonate 0.101 0.1 101 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 0.931 0.930 1 93 93 85-115 0.203 20 <br /> Nitrate as NO3 4.12 4.12 4.4 94 94 85-115 0.203 20 <br /> Surrogate Recovery <br /> Malonate 0.0942 0.0939 0.10 94 94 90-115 0.324 20 <br /> CA ELAP 1644•NELAP 4033ORELAP <br /> Page 5 of 10 <br />