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1 _ 110 2nd Avenue South,#W,Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> 1 h Jlwww Triccampbell com E-mail rnam@rnc5mpkl1 coin <br /> �) QC SUMMARY REPORT FOR E200.9 <br /> 1 <br /> Matrix W WorkOrder 0306428 <br /> 1 EPA Method E200 9 Extraction E200 9 BatchlD 7433 Spiked Sample ID NIA <br /> Sample Spiked MS- MSD" SMS-MSD' LCS LCSD LCS-LCSD Acceptance Catena(%) <br /> 1mg/L mglL %Rec %Rec % RPD %Rec % Rec %RPa Low High <br /> Lead NIA 0 010 NIA NIA N/A 906 926 227 70 130 <br /> 1 All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> i <br /> li <br /> i <br /> i <br /> 1 <br /> 1 <br /> 1 <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate,LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> 1 Deviation <br /> %Recovery=100'(MS-Sample)I(Amount Spiked) RPD=100.(MS--MSD)I(MS+MSD)'2 <br /> ' 'MS and I or MSD spike recovenes may not be near 100%or the RPDs near 0%if a)the sample�s inhomogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked,or b)if that specific sample matrix interferes with spike recovery <br /> NIA=not applicable to this method <br /> NR=analyte concentration in sample exceeds spike amount for sail matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br /> 1 Vj ` E <br /> 11 IiVI I� <br /> V <br />