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jMcCamobell Analxti,cal Inc. 1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> l , _t_ Toll Free Telephone:(877)252-9262/Fax:(925)252-9269 <br /> "When Quality Counts" http://www.niccarnpbell.coin/E-mail:main@mccampbell.com <br /> QC SUMMARY REPORT FOR WET CHEMISTRY TESTS <br /> Test Method: SWChpt7(Ignitability) Matrix: S WorkOrder: 1305239 <br /> Method Name: SWChpt7_lgn Units: pos/neg BatchlD: 77329 <br /> Lab ID Sample DF Dup/Ser.Dil. DF %RPD Acceptance Criteria(%) <br /> 1305239-OOIA neg 1 ng 1 N/A N/A <br /> BATCH 77329 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 1305239-OOIA 05/06/13 05/14/13 05/14/13 3:05 PM <br /> Dup=Duplicate;Ser.Dil.=Serial Dilution;MS=Matrix Spike,RD=Relative Difference;RPD=Relative Percent Deviation. <br /> Precision=Absolute Value(Sample-Duplicate) <br /> RPD=100'(Sample-Duplicate)/[(Sample+Duplicate)/21 <br /> %RPD is calculated using results of up to 10 significant figures,however the reported results are rounded to 2 or 3 significant figures.Therefore there may be a slight <br /> discrepancy between the%RPD displayed above and%RPD calculated using the reported results.MAI considers°/RPD based upon more significant figures to be more <br /> accurate. <br /> DHS ELAP Certification 1644 QA/QC Officer <br /> Page 8 of 8 <br />