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110 2nd Avenue South #D7 Pacheco CA 94553 556D <br /> McCampbell Analytical, Inc. Telephone 925 798 1620 rax 925 798 1622 <br /> 2 -4 Website www mecarrpbell com f;rnad roam@mccampbelf com <br /> le QC SUMMARY REPORT FOR SW8260B <br /> W O Sample Matrix Water QC Matrix Water WorkOrder 0508297 <br /> EPA Method SW8260B Extraction SW5030B BatchiD 17590 Spiked Sample ID 0508286-004B <br /> Analyte Sample Spiked MS MSD MS-MSD LCS I LCSD LCS-LCSD Acceptance Criteria (%) <br /> %RPD % Rec % Rec % RPD MS!MSD LCS 1 LCSD <br /> NglL NglL %Rec % Rec I � <br /> tert-Amy)methyl ether(CAME) ND 10 994 988 0 533 999 102 2 50 70- 130 70 130 <br /> t-Butyl alcohol(TBA) ND 50 833 81 2 262 83 I j 947 1 83 70- 130 I 70- 130 <br /> i,2-Dichloroethane(1,2-DCA) ND 10 112 113 101 109 113 3 96 70- 130 70- 130 <br /> Dnsopropy)ether(DIPE) ND 10 119 119 i 0 117 119 1 73 70- 130 70-130 <br /> Ethanol ND 500 108 106 1 63 109 114 444 70- 130 70- 130 <br /> Ethyl tert-butyl ether(ETBL) ND 10 1 106 107 0 610 102 107 4 16 70- 130 70-130 <br /> Methanol ND 2500 908 969 437 846 904 668 70- 130 70-130 <br /> Methyl-t butyl ether(MTBE) ND 10 102 102 0 991 105 5 52 70- 130 70- 130 <br /> %SS 1 111 10 117 H8 0 223 108 107 0 839 70- 130 70- 130 <br /> All target compounds in the Method Blank ofthis extraction batch were ND less than the method KL with the following exceptions <br /> NONE <br /> BATCH 17590 SUMMARY <br /> ample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> 0508297-001C 8/16/05 11 45 AM 8!20105 8120/05 1 25 AM 0508297-002C 8116105 1 30 PM 8/20/05 8/20105 2 07 AM <br /> 0508297-003C 8116/05 3 45 PM 8120105 8/20/05 2 50 AM <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sampte LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent Deviation <br /> %Recovery=100'(MS Sample)I(Amount Spiked) RPD=100`(MS- MSD)1((MS+MSD)/2) <br /> MS!MSD spike recoveries and!or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons a)the sample is inhomogenous AND <br /> 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 analyte content <br /> ,"aboratory 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 />