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110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> Inc.4 1 McCampbell Analytical, Telephone:925-798-1620 Fax:925-798-1622 <br /> Websile:www.nx:cantpbell.com E-mail:main(rZmccampbell-corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> W.O.Sample Matrix: Water QC Matrix: Water WorkOrder: 0502074 <br /> EPA Method: SW8260B Extraction: SW5030B BatchlD:14925 Spiked Sample ID! 0502074-010C <br /> Sample Spiked MS" MSD' MS-MSD* LCS LCSD ;LCS-LCSD Acceptance Criteria(%) <br /> Analyte <br /> Ng1L pglL %Rec. %Rec. I %RPD %Rec. % Rec. % RPD MS I MSD ILCS I LCSD <br /> tert-Amyl methyl ether(TAME) ND 10 85.8 85.9 0.197 94.2 101 6.62 70-130 1 70- 130 <br /> i <br /> t-Butyl alcohol(TBA) ND 50 97.9 96 1.96 104 103 0.930 70- 130 70-130 <br /> 1,2-Dibromoethane(EDB) ND 10 108 106 2.13 117 126 6.86 70-130 70-130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 10 101 101 0 111 119 6-23 70-130 70- 130 <br /> ---...-------- <br /> Diisopropyl ether(DIPS) ND 10 t104 104 0 112 118 1 5.04 70- 130 70-130 <br /> Ethyl tert-butyl ether(ETRE) ND 10 101 100 0.726 110 117 6.07 70-130 ! 70-130 <br /> Melhyl-t-butyl ether(MTBE) ND 10 96.9 96.4 0.496 106 114 7.72 70-130 70-130 <br /> %SS1: 99 10 103 103 0 l01 103 1.11 70-130 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 1 <br /> E <br /> f <br /> E 1 <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)1(Amount Spiked);RPD=104'(MS- MSD)!((MS+MSD)12). <br /> J <br /> MS I MSD spike recoveries and I or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons:a)the sample is <br /> inhomogenous AND contains significant concentrations of analyte relative to the amount spiked,or b)the spiked sample's matrix interferes with the 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 /> lLaburatory extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels- <br /> DHS Certification No. 1644 QA/QC Officer <br /> f <br /> I I <br />