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1102nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> http/lwww mecampWl corn E-mail main r�rrnecampbell corn <br /> • QC SUMMARY REPORT FOR SW8260B <br /> 1 <br /> Matrix W WorkOrder 0209081 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 3840 Spiked Sample ID 0209081-025B <br /> Compound Sample Spiked MS" MSD` MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%} <br />' <br /> Ng/L Vg/L % Rec %Ren %RPD %Rec %Rec % RPD Low High <br /> Diisopropyl ether(RIPE) ND 10 979 996 171 967 96 0 680 70 I30 <br />' Ethyl tert-butyl ether(ETBE) ND 10 104 104 0 455 105 104 104 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 112 112 00419 113 113 0 225 70 130 <br />' tert-Amyl methyl ether(TAME) ND to 108 108 0 357 112 112 000976 70 130 <br /> %SS 104 100 104 103 0 469 101 988 253 70 130 <br />' All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> I <br /> I <br /> I <br /> MS=Matrix Spike MSD=Matnx Spike Duplicate,LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> N/A=not enough sample to perform matnx spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> I analyte content <br /> %Recovery=1013'(MS-Sample)/(Amount Spiked),RPD=100'(MS—MSD)/(MS+MSD)'2 <br /> 'MS and 1 or MSD spike recoveries may not be near 100%or the RPDs near 0%if-a)the sample is inhomogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked or b)A that specific sample matrix interferes with spike recovery <br />