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r119 2nd Avenue South #D7 Pacheco E9�4553-55601McCampbell Analytical Inc Telephone 925-798-1620 Fax 9http Ilwww mccampbeil com E-mail mam <br /> r <br /> QC SUMMARY REPORT FOR SW8260B <br /> I <br /> Matrix W WorkOrder 0305373 <br />' EPA Method SW82608 Extraction SW5030B BatchlD 7026 Spiked Sample ID 0305373-004C <br /> Sample Spiked MS- MSD" MS-MSD LCS LCSD ILCS-LCSD Acceptance Criteria(%) <br /> Compound <br />' pg/L pg1L % Rec % Rec % RPD %Rec %Rec °h RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 10 95 7 101 5 50 107 101 5 85 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 113 118 504 110 108 193 70 130 <br />' Ditsopropyl ether(DfPE) ND 10 108 116 656 114 110 3 67 70 130 <br /> Ethyl ten-butyl ether(F-TBE) NO 10 97 104 709 105 102 298 70 130 <br />' %SS l 102 100 99 101 194 966 964 0 207 t 80 130 <br /> 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 />' MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100'(MS-Sample)/(Amount Spiked) RPD=100'(MS—M30)1(MS+MSD)'2 <br /> ' •MS and!or MSD spike recoveries may not be near 100%or the BPDs near 0%if a)the sample is 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 /> . <br /> NIA=not enough sample to perform matnx spike and matrix spike duplicate <br /> ' NR=analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br /> Labora Dry extraction solvents such as methylene chlonde and acetone may occasionally appear in the method blank at low levels <br />