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110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCalnpbell Analytical hic Telephone 925-798-1620 Fax 925-798-1622 <br />! httpJlwww mccampbell com E-mad main mcca bell corn <br /> QC SUMMARY REPORT FOR SW8260B <br />! <br /> Matrix W WorkOrder 0306602 <br />! EPA Method SW8260B Extraction SW5030B BatchlD 7569 Spiked Sample M 0306602-0038 <br /> Sample Spiked MS' MSD' MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg/L pgIL % Rec % Rec % RPD % Rec % Rec % RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 10 105 97 7 758 97 1 956 1 56 70 130 <br /> Benzene ND 10 117 108 818 114 116 126 70 130 <br /> Diisopropyl ether(RIPE) ND 10 117 107 903 109 106 2 85 70 130 <br />' Ethyl tert-butyl ether(ETBE) ND 10 107 98 2 821 98 7 969 1 93 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 113 104 828 104 Fl05 0 631 70 130 <br /> Toluene ND 10 125 119 4 86 128 126 179 70 130 <br />' %SS1 107 100 107 107 0 104 76 1 312 70 130 <br /> %SS2 98 5 100 98 2 98 2 0 100 982 229 70 130 <br /> I %SS3 106 100 995 987 0 799 101 85 9 4 17 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 /> I 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)1(Amount Spiked),RPD=100'(MS—MSD)I(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 concentrations of <br /> analyte relative to the amount spiked or b)if that specific sample matrix interferes with 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 matnx or sample diluted due to high matrix or <br /> analyte content <br /> 11-aboratory extraction solvents such as methyiene chlonde and acetone may occasionally appear in the method blank at low levels <br /> I <br />