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I <br /> 110 2nd Avenue South 41D7,Pacheco,CA 94553-5560 <br /> FA-Omccampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> liehelp llwww mccampbell cam E-mail mamQmceampWl com <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0310233 <br /> EPA Method SW8260B Extraction SW5030B BatchlD 8921 Spiked Sample ID 0310193-004C <br /> Sample Spiked MS* MSD' MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Ipg/L pg/L %Rec %Rec %RPD %Rec %Rec %RPD Lova High <br /> tent-Amyl methyl ether(TAME) ND 10 92 1 947 277 105 108 1 57 70 130 <br /> t-Butyl alcohol('FBA) ND 50 104 109 440 117 114 0 173 70 130 <br /> Dusopropyl ether(RIPE) ND 10 101 104 261 109 1t6 1 30 70 130 <br /> Ethyl tert-butyl ether(ETBE) ND 10 933 96 1 293 106 110 1 19 70 130 <br /> Methyl-t-butyl ether(MTBE) ND to 105 107 251 113 115 1 08 70 130 <br /> I <br /> %SSI 109 100 104 104 0 101 100 338 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 /> lie <br /> I <br /> I <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)I(Amount Spiked),RPD=100*(MS—MSD)I(MS{MSD)*2 <br /> •MS and 1 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 speafic sample matrix interferes with spike recovery <br /> . <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 /> Laboratory extraction solvents such as methylene chloride and acetone may occasionally apEear in the method blank at low levels <br />