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r p• , 1534 Willow Pass oad,Pittsbug,CA 9456 -170 1 mb�II nalutea � nc: TO Free Telephone:(877)252-9262 1 rax:(925}21CC:a -9 <br /> 2G9 <br /> Y,, "When Quality Counts � _� hftp:l7++n+mi,mccaznpbelLcom l E-mail:main@mccampbcll.cpm —� — <br /> Quality ControR Report <br /> Client: Castle Analytical Laboratory workorder: 1903D39 <br /> Date Prepared: 3/27119 1latchllD: 175294 <br /> Date Analyzed: 3127/19 Extraction Method: E200.8 <br /> Jost€€anent: ICP-MSI Ar►alytieal Method: E200.8 <br /> Matrix: Water Unit: n/L <br /> Project: 1903100;Premier finishing Sample 113: MB/LCS/LCSD-175294 <br /> QC Report for Metals (>I% Sediment Content) <br /> Analyte LCS LCSD SPK LCS LCSD LCSlLCSD RPD RPD <br /> Result Result Val %REC %REC Limits Limit <br /> Antimony 240 250 250 97 99 85-115 1.74 20 <br /> Arsenic 230 240 250 93 96 85-115 2.64 20 <br /> Barium _ 2500 2500 2500 100 100 85-115 0 20 <br /> Beryllium �^ 240 240 250 96 98 85-115 1.24 20 <br /> Cadmium 240 250 250 97 98 85-115 1.31 20 <br /> Chromium 250 250 250 99 99 85-115 0 20 <br /> Cobalt �T 250 260 250 101 102 85115 1.64 20 <br /> Copper _ - 240 240 250 97 98 85-115 0.841 20 <br /> Lead 240 240 250 96 97 <br /> 97 85 115 1.08 20 <br /> Mercury 6,0 mm 6.0 6.25 W 96 95 85-115 0.335 20 <br /> Molybdenum 230 240 250 92 94 85-115 2.21 20 <br /> Nickel 240 240 250 96 97 85-115 1.24 20 <br /> Selenium 240 240 250 97 97 85-115 0 20 <br /> Silver 220 220 250 87 89 85-115 1.48 20 <br /> Thallium 240 240 250 95 97 85-145 1.52 20 <br /> Vanadium 250 250 250 98 99 85-115 1.26 20 <br /> Zinc 2400 2500 2500 97 98 B5-115 1.54 20 <br /> Surrogate Recovery <br /> Terbium 2300 2300 2500 92 94 70-130 2,13 20 <br /> I <br /> - <br /> Page 5 of 9 <br />