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Inc110 2nd Avenue South #D7,Pacheco CA 94553-5560 <br /> McCampbell Analytical, ITelephone 925-798-1620 Fax 925 798-1622 <br /> htlp_l/www mccampbell com E-mail mavi(almcca belt com <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix S WorkOrder 0401260 <br /> EPA Method SW8260B Extraction SW5030B BatchlD 10065 Spiked Sample ID 0401260-013A <br /> Sample Spiked MS* MSD' MS-MSD` LCS LCSD �LCS-LCSD Acceptance Criteria(%) <br /> pg/Kg pg/Kg %Rec %Rec %RPD % Rec %Rec %RPD Low Nigh <br /> tent-Amyl methyl ether(TAME) ND 50 111 114 3 35 103 109 628 70 130 <br /> t-Butyl alcohol(TBA) ND 250 927 98 8 636 897 91 8 230 70 130 <br /> 1,2-Dibromoethane(EDB) ND 50 995 104 469 967 102 490 70 130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 50 121 123 1 86 118 119 121 70 130 <br /> Dusopropyl ether(DIPE) ND 50 116 Ila 190 110 114 323 70 130 <br /> Ethyl tert-butyl ether(ETBE) ND 50 113 115 - 23F 107 109 245 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 50 Ito 112 197 105 108 302 70 130 <br /> %SS 1 976 50 922 93 0 960 93 923 =714 70 130 <br /> Ail target compounds to 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=LaboratoryControl Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100*WS-Sample)I(Amount Spiked) RPD=100*(MS- MSD)1((MS+MSD)12) <br /> *MS and/or MSD spike recoveries may not be near 100%or the RPDs near 0%if a)the sample is Inhomogencus 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 matnx spike duplicate <br /> IVR=analyto 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 /> 11-aboratory extraction solvents such as methyierie chloride and acetone may occasionally appear in the method blank at low levels <br /> DHS Certification No 1644 QA/QC Officer <br />