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11 <br />11 <br />Enseco <br />:. CORNING CYTO <br />DUPLICATE CONTROL SAMPLE REPORT <br />Metals Analysis and Preparation <br />Calculations are performed before rounding to avoid round -off errors in calculated results. <br />Concentration <br />Accuracy <br />Precision <br />Analyte <br />Spiked <br />Measured <br />Average(%) <br />(RPD) <br />DCS1 <br />DCS2 <br />AVG <br />DCS <br />Limits <br />DCS Limit <br />Category: ICP -AT <br />Matrix: AQUEOUS <br />QC Lot: 06 APR 90-X <br />Concentration Units: mg/L <br />Aluminum <br />2.00 <br />1.87 <br />1.87 <br />1.87 <br />93 <br />85-115 <br />0.5 <br />10 <br />Antimony <br />0.50 <br />0.466 <br />0.483 <br />0.475 <br />95 <br />85-115 <br />3.4 <br />10 <br />Arsenic <br />2.0 <br />1.83 <br />1.84 <br />1.83 <br />92 <br />85-115 <br />0.4 <br />10 <br />Barium <br />2.0 <br />1.96 <br />1.95 <br />1.95 <br />98 <br />85-115 <br />0.4 <br />10 <br />Beryllium <br />0.050 <br />0.0459 <br />0.0457 <br />0.0458 <br />92 <br />80-115 <br />0.4 <br />10 <br />Boron <br />1.0 <br />0.958 <br />0.937 <br />0.947 <br />95 <br />85-115 <br />2.2 <br />10 <br />Cadmium <br />0.050 <br />0.0556 <br />0.0546 <br />0.0551 <br />110 <br />80-117 <br />1.7 <br />10 <br />Calcium <br />100 <br />99.0 <br />98.5 <br />98.8 <br />99 <br />85-115 <br />0.4 <br />10 <br />Chromium <br />0.20 <br />0.199 <br />0.199 <br />0.199 <br />100 <br />85-115 <br />0.1 <br />10 <br />Cobalt <br />0.50 <br />0.483 <br />0.478 <br />0.480 <br />96 <br />85-115 <br />1.2 <br />10 <br />Copper <br />0.25 <br />0.244 <br />0.244 <br />0.244 <br />97 <br />85-115 <br />0.1 <br />10 <br />Iron <br />1.0 <br />0.944 <br />0.943 <br />0.943 <br />94 <br />85-115 <br />0.2 <br />10 <br />Lead <br />0.50 <br />0.478 <br />0.490 <br />0.484 <br />97 <br />85-115 <br />2.5 <br />10 <br />Lithium <br />0.20 <br />0.197 <br />0.195 <br />0.196 <br />98 <br />85-115 <br />0.9 <br />10 <br />Magnesium <br />50 <br />48.0 <br />47.7 <br />47.8 <br />96 <br />85-115 <br />0.6 <br />10 <br />Manganese <br />0.50 <br />0.480 <br />0.478 <br />0.479 <br />96 <br />85-115 <br />0.3 <br />10 <br />Molybdenum <br />0.20 <br />0.191 <br />0.191 <br />0.191 <br />96 <br />85-115 <br />0.0 <br />10 <br />Nickel <br />0.50 <br />0.501 <br />0.494 <br />0.498 <br />100 <br />83-115 <br />1.4 <br />10 <br />Potassium <br />50 <br />47.6 <br />47.3 <br />47.5 <br />95 <br />83-115 <br />0.6 <br />10 <br />Selenium <br />2.0 <br />1.87 <br />1.89 <br />1.88 <br />94 <br />85-115 <br />0.8 <br />10 <br />Silver <br />0.050 <br />0.0475 <br />0.0481 <br />0.0478 <br />96 <br />56-116 <br />1.2 <br />35 <br />Sodium <br />100 <br />97.1 <br />96.4 <br />96.7 <br />97 <br />85-115 <br />0.7 <br />10 <br />Thallium <br />2.0 <br />1.92 <br />1.90 <br />1.91 <br />95 <br />84-118 <br />1.0 <br />10 <br />Tin <br />0.40 <br />0.388 <br />0.389 <br />0.388 <br />97 <br />80-115 <br />0.3 <br />15 <br />Titanium <br />0.20 <br />0.192 <br />0.191 <br />0.192 <br />96 <br />85-115 <br />0.4 <br />10 <br />Vanadium <br />0.50 <br />0.471 <br />0.469 <br />0.470 <br />94 <br />82-115 <br />0.3 <br />20 <br />Zinc <br />0.50 <br />0.490 <br />0.493 <br />0.491 <br />98 <br />80-115 <br />0.6 <br />20 <br />Calculations are performed before rounding to avoid round -off errors in calculated results. <br />