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110 2nd Avenue South,#D7 Pacheco,CA 94553-5561) <br /> McCampbell Analytical Inc Telephone 925-798 1620 Fax 925-798-1622 <br /> h J/www mccampbell corn E-mail rnaui@ynccarnpbellcom <br /> QC SUMMARY REPORT FOR SW8260B - <br /> Matrix W WorkOrder 0309139 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 8443 Spiked Sample ID 0309139-002B <br /> Sample Spiked MS' MSD` MS-MSD- LCS LCSD LCS-LCSD Acceptance Criteria <br />' NgIL pg/L %Rec %Rec %RPD %Rec %Rec % RPD Low High <br /> tert-Amyl methyl ether(TAME) ND l0 83 2 796 445 868 798 839 70 130 <br />' Benzene ND 10 93 4 958 249 98 2 95 3 26 70 130 <br /> t-Butyl alcohol(TBA) ND 50 76 4 75 4 1 35 914 854 6 80 70 130 <br /> Dnsopropyl ether(DIPE) ND 10 93 7 95 4 1 76 977 93 4 97 70 130 <br />' Ethyl tert-butyl ether(ETBE) ND 10 83 7 83 9 0 308 85 8 82 1 439 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 85 6 85 0 650 904 852 5 83 70 130 <br />' Toluene ND 10 104 102 1 22 101 98 341 70 130 <br /> %SS 1 997 100 104 104 0 100 996 0 874 70 130 <br />' %SS2 104 100 98 7 97 1 1 67 95 6 975 197 70 130 <br /> %SS3 811 100 101 100 124 100 100 0 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 /> 1 <br /> 1 <br /> 1 <br /> MS=Matnx Spike MSD=Matrix Spike Duplicate,LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relabve Percent <br />' Deviation <br /> %Recovery=100'(MSSample)/(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%of 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 matrix or sample diluted due to high matrix or <br /> analyte content <br />' l-abora OrV extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels <br />