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I <br /> Inc. l la 2nd Avenue South #t[]7 Pacheco CA 94553-5560 <br /> McCampbell Analytical, ITelephone 925 798 1620 Fax 925-798-;622 <br /> Website www mecampbcll coni E mail maui@mccampbell corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0409235 <br /> EPA Method SW82606 Extraction SW5030B BatchlD 13165 Spiked Sample ED 0409233-0110 <br /> Analyte Sample Spiked MS' MSD* MS-MSD* LCS LCSD iLCS-LCSD Acceptance Criteria(°o) <br /> pg/L lig/L %Rec ! %Rec % RPD % Rec %Rec %RPD Low High <br /> teff-Amy]methyl ether(FAML) ND to 925 928 0 315 90 9 874 387 70 130 <br /> t-Butyl a9uihol(TBA) ND 50 8S 8 891 0 327 901 83 1 804 70 130 <br /> 1,2 Dibiomoethane(EDB) ND 10 108 105 307 105 101 458 70 130 <br /> 1,2-DiLhloroethane(1 2-DCA) ND 10 112 109 270 114 115 1 02 70 130 <br /> Dusopropyl ether(DIPS) ND 10 125 124 0 678 126 122 3 16 70 130 <br /> Ethyl Cert-butyl ether(F1 BE) ND 10 113 111 1 18 112 107 452 70 I 130 <br /> Methyl-t-butyl ether(MTBE) ND 1 ZO 104 102 l 68 100 966 385 70 130 <br /> %SS l 112 10 101 99 1 19 974 97 0 392 70 130 <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 Sampfe LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100*(MS-Sample)I(Amount Spiked),RPD=100*(MS- MSD)I((MS+MSD)12) <br /> "MS I MSD spike recoveries and 1 or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons a)the Sample is <br /> inhomagenous AND contains significant concentrations of analyte relative to the amount spiked or b)the spiked sample's matrix interferes with the spike recovery <br /> NIA=not enough sample to perform matrix 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 /> Laboratory extraction solvents such as methylene chloride and acetene may occasionally appear in the method blank at low levels <br /> wDHS Certification No 1644 QA/QC Officer <br /> I <br />