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• x S <br /> 1102nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> . http I/www mccampbelI com E-mail mam(a)mccamphell com <br /> QC SUMMARY REPORT FOR E300.1 <br /> Batch1D 2480 Matrix W WorkOrder 0206240 <br /> EPA Method E300 1 Extraction E300 1 Ext.Date 6114/02 Spiked Sampie ID N/A <br /> Com ound Sample I Spiked MS- MSR" IMS-MSD-1 LCS LCSD LCS-LCSDjAcceptance Cnterta(%) <br /> P <br /> mg/L } mg/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> Chloride NIA 1 0 N/A N/A NIA 927 926 0 80 120 <br /> Nitnte as N N/A 1 0 N/A N/A N/A 938 935 032 80 120 <br /> Sulfate N/A 10 N/A NIA NIA 1 997 997 0 80 120 <br /> %SS N/A € 0 10 N/A NIA ! N/A 96 1 95 10 80 120— <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method R1,with the following exceptions <br /> NONE <br /> Qeviation=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate,RPD=Relative Percent <br /> De <br /> NIA=not enough sample to perform matnx spike,or analyte concentration in sample exceeds spike amount <br /> %Recovery=100.(MS-Sample)/(Amount Spiked),RPD=100'(MS–MSD)/(MS+MSD)'2 <br /> MS and/or MSD spike recoveries may not be near 100%or the RPDs near 0%if a)the sample is Inhomogenous AND contains significant concentrat ons of <br /> analyte relative to the amount spiked or b)It that specffic sample rnatnx interferes with spike recovery <br />