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1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> r..'' 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://www.mccampbell.com/E-mail:main@mccampbell.com <br /> Quality Control Report <br /> Client: AdvancedGeo,Inc. WorkOrder: 2503L69 <br /> Date Prepared: 04/01/2025 BatchID: 314355 <br /> Date Analyzed: 04/01/2025 Extraction Method: SW3050B <br /> Instrument: ICP-MS5 Analytical Method: SW6020 <br /> Matrix: Soil Unit: mg/kg <br /> Project: SUSD-Weber Institute Sample ID: MB/LCS/LCSD-314355 <br /> 2503L69-003AMS/MSD <br /> 2503L69-003APDS <br /> QC Summary Report for Metals <br /> Analyte MB MDL RL SPK MB IS/SS MB IS/SS <br /> Result Val %REC Limits <br /> Lead ND 0.11 0.50 - - - <br /> Surrogate Recovery <br /> Terbium 530 500 106 70-130 <br /> Analyte LCS LCSD SPK LCS LCSD LCS/LCSD RPD RPD <br /> Result Result Val %REC %REC Limits Limit <br /> Lead 54 53 50 108 106 75-125 1.83 20 <br /> Surrogate Recovery <br /> Terbium 550 540 500 ill 108 70-130 2.84 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 /> Lead 1 100 110 50 45.72 114 135,F10 75-125 9.63 20 <br /> Surrogate Recovery <br /> Terbium 1 500 510 500 101 102 70-130 1.55 20 <br /> Analyte PDS SPK SPKRef PDS PDS <br /> Result Val Val %REC Limits <br /> Lead 99 50 45.72 106 75-125 <br /> Analyte DLT DLTRef %D %D <br /> Result Val Limit <br /> Lead 46 46 0.0481 20 <br /> %D Control Limit applied to analytes with concentrations greater than 25 times the reporting limits. <br /> CA ELAP 1644•NELAP 4033ORELAP <br />