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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" I <br /> http://www.mccampbell.com/E-mail:main@mccampbell.com <br /> Quality Control Report <br /> Client: Trans Tech Consultants WorkOrder: 2510770 <br /> Date Prepared: 10/10/2025 BatchID: 327560 <br /> Date Analyzed: 10/10/2025 Extraction Method: SW3050 B <br /> Instrument: ICP-MS5 Analytical Method: SW6020 <br /> Matrix: Soil Unit: mg/kg <br /> Project: 3439.01;LLNL B882-Disp Sample ID: MB/LCS/1LCSD-327560 <br /> QC Summary Report for Metals <br /> Analyte MB MDL RL SPK MB IS/SS MB IS/SS <br /> Result Val %REC Limits <br /> Antimony ND 0.0750 0.500 <br /> Arsenic ND 0.100 0.500 <br /> Barium ND 0.580 5.00 <br /> Beryllium ND 0.0820 0.500 <br /> Cadmium ND 0.0730 0.500 <br /> Chromium ND 0.140 0.500 <br /> Cobalt ND 0.0520 0.500 <br /> Copper ND 0.150 0.500 - <br /> Lead ND 0.110 0.500 - - <br /> Mercury ND 0.0400 0.0500 - - <br /> Molybdenum ND 0.0890 0.500 - - <br /> Nickel ND 0.250 0.500 - - <br /> Selenium ND 0.200 0.500 - - <br /> Silver ND 0.0660 0.500 - - <br /> Thallium ND 0.0720 0.500 - - - <br /> Vanadium ND 0.100 0.500 - - - <br /> Zinc ND 1.50 5.00 - - - <br /> Surrogate Recovery <br /> Terbium 546 500 109 70-130 <br /> (Cont.) <br /> CA ELAP 1644.ORELAP(NELAP)4033 <br /> Page 8 of 17 <br />