Laserfiche WebLink
"• <br /> Project Nurber: SFB-175.0204.72 <br /> Consultant Project NuTber: 203-175-3284 <br /> Contract Number: N46CVCD244.9-x <br /> Facility Naber: 9-0342 <br /> Work order Nudxr: D002238 <br /> Report Issue Datc: February 15, 1990 <br /> Table 4 <br /> INITIAL AND CONTINUING CALIBRATION <br /> VERIFICATION STANDARDS RESULTS <br /> Organic Lead in Soil by Flame AA <br /> EPA Method 7420 <br /> Date of Analysis: 02/13/90 <br /> initial Calibration Verification Standard <br /> Expected Result, observed Result, Acceptability <br /> Analyte ag/L ag/L Recovery, X limits, X1 <br /> Organic Lead 0.600 0.638 1D6 80 - 120 <br /> Continuing Calibration Verification 'Standard <br />- E41ected Result, observed Result, Acceptability <br /> Analyte mg/L mg/L Recovery', % Limits, X1 <br /> Organic Lead 0.800 0.814 102 J 80 - 120 <br /> 1 Acceptability limits are derived from the 99% confidence interval of all saaptes during <br /> the previous quarter. <br /> Table 4a <br /> INITIAL AND CONTINUING CALIBRATION <br /> VERIFICATION STANDARDS SOURCE <br /> Organic Lead in Soil by Flame AA <br /> EPA Method 7420 <br /> y <br /> r <br /> Initial Calibration Verification Standard <br /> Analyte Lot Number Source <br /> organic Lead! 3791 MCB <br /> Continuing Calibration Verification Standard <br /> Analyte Lot Yulrber Source <br /> OtBanie Lead AK215 SPECTRUM <br /> GTEL Concord, CA Page 5 of 6 <br /> — -- -- ---- —DO02238.0oc — - --- — L- <br /> i. INVINONMENTAE <br /> IAIOEATofIES. MC - <br />