Laserfiche WebLink
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://www.mccarnpbell.com/E-mail:main@mccampbell.com <br /> Quality Control Report <br /> Client: Soil Control Lab WorkOrder: 2508406 <br /> Date Prepared: 08/08/2025 BatchID: 323199 <br /> Date Analyzed: 08/11/2025 Extraction Method: SW3050 B <br /> Instrument: ICP-MS5 Analytical Method: SW6020 <br /> Matrix: Soil Unit: mg/kg <br /> Project: 5070417-01;Central Valley Compost(WM- Sample ID: MB/LCS/LCSD-323199 <br /> Lathrop)(Altamont) <br /> QC Summary Report for Metals <br /> Analyte MB MDL RL SPK MB IS/SS MB IS/SS <br /> Result Val %REC Limits <br /> Arsenic ND 0.10 0.50 - <br /> Cadmium ND 0.073 0.50 - <br /> Chromium ND 0.14 0.50 - <br /> Copper ND 0.15 0.50 - <br /> Lead ND 0.11 0.50 - <br /> Mercury ND 0.040 0.050 - <br /> Molybdenum ND 0.089 0.50 - <br /> Nickel ND 0.25 0.50 - <br /> Selenium ND 0.20 0.50 - <br /> Zinc ND 1.5 5.0 - - - <br /> Surrogate Recovery <br /> Terbium 550 500 110 70-130 <br /> Analyte LCS LCSD SPK LCS LCSD LCS/LCSD RPD RPD <br /> Result Result Val %REC %REC Limits Limit <br /> Arsenic 54 57 50 107 114 75-125 5.60 20 <br /> Cadmium 52 55 50 105 110 75-125 5.33 20 <br /> Chromium 54 58 50 108 117 75-125 7.85 20 <br /> Copper 54 57 50 108 114 75-125 5.61 20 <br /> Lead 53 56 50 106 112 75-125 5.44 20 <br /> Mercury 1.3 1.4 1.25 106 113 75-125 6.58 20 <br /> Molybdenum 53 57 50 107 114 75-125 6.37 20 <br /> Nickel 54 58 50 109 116 75-125 6.44 20 <br /> Selenium 55 56 50 109 112 75-125 2.55 20 <br /> Zinc 540 580 500 109 115 75-125 5.82 20 <br /> Surrogate Recovery <br /> Terbium 560 580 500 113 115 70-130 2.36 20 <br /> CA ELAP 1644 •ORELAP(NELAP)4033 <br /> Page 5 of 11 <br />