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' 09/23/1998 16:03 572091. GECANALYTICAL PAGE 17 <br /> ' r <br /> ' GeoAnalytical Laboratories, Inc. <br /> 1405 Kansas Avenue Phone (209) 572.0900 <br /> ' Modesto, CA 95351 FAX (209) 572-0916 <br /> QC REPORT <br /> ' Repoxt:i J252-14 Date: 9/17/98 <br /> Lab M J21609 Dates Analyzed: 09/09/98-09/17/98 <br /> ' Wright Environmental Services, Inc. Method: 77LC <br /> 67 E 10th Street <br /> 'Lacy CA 95376 <br /> Samples Analyzed: J21609,21627,21628,21649-52comp. <br /> Sample Spiked: J21609 <br /> Analyte Matrix Spike Matrix Spike Relative Blank <br /> % Duplicate % Percent <br /> ' Difference (%) <br /> Lead 95.5 97.0 1.6 ND <br /> Cadmiurn 109 110 0.9 ND <br /> Chromium 114 114 0.0 ND <br /> Nickel 100 100 0.0 ND <br /> Zinc 100 100 0.0 ND <br /> 1 <br /> nuro Salgad Donna Keller <br /> ' Chemist Certification 4 1157 Laboratory Director <br />