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0 <br />ROY F. WESTON INC. <br />INORGANICS LABORATORY CONTROL STANDARDS REPORT 08/20/92 <br />SAMPLE <br />SITE ID <br />ANALYTE <br />LCS1 <br />92SO705-LCI <br />Cadmium, LCS <br />0.49 <br />0.50 <br />Chromium, LCS <br />97.6 <br />MG/L <br />Copper, LCS <br />MG/L <br />96.7 <br />Nickel, LCS <br />95.8 <br />MG/L <br />Zinc, LCS <br />LCS2 <br />9250705-LC2 <br />Cadmium, LCS <br />Chromium, LCS <br />Copper, LCS <br />Nickel, LCS <br />Zinc, LCS <br />LCS1 <br />9250694 -LCI <br />Lead, LCS <br />LCS2 <br />9250694-LC2 <br />Lead, LCS <br />SPIKED SPIKED <br />SAMPLE AMOUNT <br />0.044 0.050 <br />0.19 <br />0.20 <br />0.24 <br />0.25 <br />0.49 <br />0.50 <br />0.49 <br />0.50 <br />0.043 0.050 <br />0.19 0.20 <br />0.24 0.25 <br />0.49 0.50 <br />0.49 0.50 <br />0.020 0.020 <br />0.020 0.020 <br />UNITS %RECOV <br />MG/L <br />87.0 <br />MG/L <br />95.5 <br />MG/L <br />97.2 <br />MG/L <br />97.1 <br />MG/L <br />97.6 <br />MG/L <br />85.8 <br />MG/L <br />96.7 <br />MG/L <br />95.8 <br />MG/L <br />97.4 <br />MG/L <br />97.6 <br />MG/L 102 <br />MG/L inn <br />