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North Coast Laboratories, Ltd. <br />Date: 14 -Nov -03 <br />CLIENT: Alpha Analytical <br />QC SUMMARY REPORT <br />Work Order: 0311059 <br />Laboratory Control Spike <br />Project: KLF03110342 <br />Sample ID LCS-10242 Batch ID: 10242 <br />Test Code: 81405 <br />Units: pglg <br />Analysis Date 11!11103 10:06:02 PM Prep Date ii1fi103 <br />Client ID: <br />Run ID: <br />ORGC13_031111A <br />SegNo: <br />382947 <br />Analyte <br />Result <br />Limit <br />SPK value <br />SPK Ref Val <br />% Rec <br />LowLimit <br />HighLimit <br />RPD Ref Val %RPD RPDLimit Qual <br />Dichlorvos <br />3.590 <br />0.50 <br />2.50 <br />0 <br />144% <br />46 <br />145 <br />0 <br />4wevinphos <br />5.080 <br />1.0 <br />5.00 <br />0 <br />102% <br />32 <br />131 <br />0 <br />Ethoprophos <br />5.240 <br />1.0 <br />5.00 <br />0 <br />105% <br />38 <br />135 <br />0 <br />Phorate <br />2.626 <br />1.0 <br />2.50 <br />0 <br />105% <br />39 <br />146 <br />0 <br />Demeton-S <br />9.194 <br />2.0 <br />10.0 <br />0 <br />91.9% <br />30 <br />137 <br />0 <br />Diazinon <br />2.372 <br />0.50 <br />2.50 <br />0 <br />94.9% <br />42 <br />132 <br />0 <br />Disulfoton <br />2.409 <br />0.50 <br />2.50 <br />0 <br />96.3% <br />37 <br />139 <br />0 <br />Dirnethoate <br />8.302 <br />2.0 <br />10.0 <br />0 <br />83.0% <br />17 <br />134 <br />0 <br />Ronne] <br />2,538 <br />0.50 <br />2.50 <br />0 <br />102% <br />32 <br />172 <br />0 <br />Methyl Parathion <br />1.050 <br />0.50 <br />2.50 <br />0 <br />42.0% <br />27 <br />141 <br />0 <br />Chlorpyrifos <br />2.313 <br />0.50 <br />2.50 <br />0 <br />92.5% <br />37 <br />150 <br />0 <br />Malathion <br />1.168 <br />0.50 <br />2.50 <br />0 <br />46.7% <br />48 <br />139 <br />0 S <br />Parathion <br />2.190 <br />0.50 <br />2.50 <br />0 <br />87.6% <br />28 <br />152 <br />0 <br />Fenthion <br />2,552 <br />0.50 <br />2.50 <br />0 <br />102% <br />37 <br />137 <br />0 <br />Tetrachlorvinphos <br />2.532 <br />0.50 <br />2.50 <br />0 <br />101% <br />44 <br />135 <br />0 <br />Ethion <br />2.343 <br />0.50 <br />2.50 <br />0 <br />93.7% <br />51 <br />128 <br />0 <br />Fensulfothion <br />4.475 <br />1.0 <br />5.00 <br />❑ <br />89.5% <br />20 <br />138 <br />0 <br />12.92 <br />2.5 <br />12.5 <br />0 <br />103% <br />38 <br />146 <br />0 <br />Womphos <br />umaphos <br />11.43 <br />2.5 <br />12.5 <br />0 <br />88.3% <br />39 <br />143 <br />0 <br />Triphenylphosphate <br />5.10 <br />0.10 <br />5.00 <br />0 <br />102% <br />30 <br />137 <br />0 <br />Qualifiers: ND - Not Detected at the Reporting Limit S - Spike Recovery outside accepted recovery limits B - Analyte detected in the associated Method Blank <br />J - Analyte detected below quantitation limits R- RPD outside accepted recovery limits <br />