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McCampbell Analytical Inc. 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> Telephone:925-798-1620 Fax:925-798-1622 <br /> http://www.mccampbell.com E-mail:main@mccampbell.com <br /> • QC SUMMARY REPORT FOR SW8260B <br /> ' 8 60B <br /> Matrix: W WorkOrder: 0307177 <br /> ' EPA Method: SW8260B Extraction: SW5030B BatchlD:7761 Spiked Sample ID: 0307150-010B <br /> Sample Spiked MS* MSD' SMS-MSD' LCS LCSD�91. <br /> S-LCSD Acceptance Criteria(%) <br /> _.. ° -- <br /> pg/L pg/L /°Rec. %Rec. %RPD %Rec. %Rec. RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 10 100 106 5.75 98 99.8 1.78 70 130 <br /> ' Benzene 1166 _10 NR NR NR 112 113 0.573 70 130 <br /> Chlorobenzene ND 10 115 119 2.91 116 116 0 70 130 <br /> 1,2-Dibromoethane(EDB) ND 10 128 127 0.718 126 124 1.31 70 130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 10 - 112 115 2.67 106 107 El.64 70 130 <br /> 1,1-Dichloroethene - ND 10 103 106 2.01 104 105 1 1.32 70 130 <br /> Diisopropyl ether(DIPE) ND 10 112 113 1 0.532 106 108 1.43 70 130 <br /> Ethyl tert-butyl ether(ETBE) ND 10 98.3 101 1 2.31 95.2 95.5 0.362 70 130 <br /> ' Methyl-t_butyl ether(MTBE) 11.47 10 101 105 3.84 98.7 99.6 0.883 70 130 <br /> Toluene 33.51 10 124 127 1.78 111 111 0 70 130 <br /> ' • Trichloroethene - ND 10 117 120 2.19 112 115 2.17 70 - 130 <br /> %SSI: 101 100 106 106 0 101 101 0 70 130 <br /> ' %SS2: 99.7 100 98.9 98.7 0.236 99.8 99.4 0.461 70 1 130 <br /> %SS3: 95.8 100 95.9 94.1 1.90 98.7 98.5 0.183 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 Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent <br /> Deviation. <br /> %Recovery=100*(MS-Sample)/(Amount Spiked);RPD=100'(MS-MSD)/(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 /> • N/A=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 /> ji-aboratory extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels. <br />