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QP'Aua. nterra <br /> Environmental <br /> Services <br /> LABORATORY CONTROL SAMPLE REPORT <br /> Metals Analysis and Preparation (cont.;) <br /> Project: 092398 <br /> F , <br /> I ' <br /> Category: ICP-AD ICP Metals / Dissolved <br /> LTest: ICP-CAMT-AD <br /> Matrix: AQUEOUS <br /> QC Lot: 02 APR 97-AX QC Run: 02 APR 97-A <br /> Concentration Units: . mg/L <br /> Concentration Accuracy(%) <br /> Analyte Spiked Measured LCS Limits <br /> Aluminum 2.00 1.99 99 80-120 <br /> Antimony 0.500 0.518 - 104 80-120 <br /> Arsenic 2.00 1.99 99 80-120 <br /> Barium 2.00 2.00 100 80-120 <br /> Beryllium 0.0500 0.0511 102 80-120 <br /> Boron 1.00 1 .03 103 80-120 <br /> Cadmium 0.0500 0.0526 105 80-120 <br /> Calcium 50.0 50.1 100 80-120 <br /> Chromium 0.200 0.204 102 80-120 <br /> Cobalt 0.500 0.499 100 80-120-- <br /> Copper 0.250 0.249 100 . 80-120 <br /> Iron 1.00 1.02 102 80-120 <br /> Lead 0.500 0.490 98 80-120 <br /> Lithium 1.00 1.00 100 '80-120 <br /> Magnesium 50.0 51 .2 102 80-120 <br /> Manganese 0.500 0.512 102 80-120 <br /> Molybdenum 1.00 1.01 101 80-120 <br /> Nickel 0.500 0.484 - 97 80-120 <br /> Potassium 50.0 50.4 101 80-120 <br /> Lr Selenium 2.00 1 .99 99 80-120 <br /> �+ Silicon 10.0 10.5 105 80-120 <br /> Silver 0.0500 0.0493 99 80-120 <br /> Sodium 50.0 50.1 100 80-120 <br /> Sulfur 10.0 9.78 98 80-120 <br /> Thallium 2.00 1 .97 99 80-120 <br /> Tin 2.00 2.00 100 80-120 <br /> Titanium 1.00 0.997 100 80-120 <br /> Vanadium 0.500 0.492 98 80-120 <br /> Zinc 0.500 0.505 101 .80-120 <br /> Category: HG-CVAA-A Mercury by CVAA <br /> Test: HG-CVAA-CAMT-AD <br /> Matrix: AQUEOUS <br /> LQC Lot: 31 MAR 97-UX QC Run: 31 MAR 97-U <br /> Concentration Units: mg/L <br /> -, Concentration Accuracy(%) <br /> Analyte Spiked Measured LCS Limits <br /> Mercury 0.00100 0.00101 101 80-119 <br /> Calculations are performed before rounding to avoid round-off- errors in calculated results. <br /> L ' <br />