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110 2nd Avenue South 9D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925 798-1620 Fax 925-7984622 <br /> thttp//www mccampbell com E-marl mainQmccampbell com <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W Workorder 0305231 <br /> ' EPA Method SW8260B Extraction SW5030B BatchlD 6924 Spiked Sample ID 0305244-003A <br /> Sample Spiked MS* MSD* MS-MSDP-%/.Re <br /> S LCSD LCS-LCSD Acoeptance Criteria(%) <br /> Compound <br /> pg/L lig/L %Rec %Rec %RPD c %Rec %RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 10 114 116 1 94 111 113 223 70 130 <br /> Methyl-t-butyl ether(MTBE) ND t0 Ito 111 0 225 104 110 567 70 j 130 <br /> ' Trichloroethene ND 10 821 822 0 221 783 816 417 70 130 <br /> Dusopropyl ether(RIPE) ND 10 118 121 231 111 116 429 70 130 <br /> Ethyl tert-butyl ether(ETRE) ND 10 106 108 1 57 101 105 439 70 130 <br /> %SSI 114 100 113 110 238 966 932 353 80 130 <br /> ' °/aSS2 102 100 t00 101 0 103 998 103 317 80 130 <br /> %SS3 117 100 113 114 1 07 106 120 12 380 130 <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)I(Amount Spiked),RPD=100`(MS—MSD)f(MS+MSD)*2 <br /> .MS and 1 or MSD spike recoveries may not be near 100%or the RPD,,near 0%u d a)the sample is inhomogenous AND contains signficant concentrations of <br /> analyte relative to the amount spiked or b)if that specific sample matnx interferes with spike recovery <br /> t <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 <br /> analyte content 1 ' E 1, t <br /> I � <br /> Laboratoy extraction solvents such as methylene chloride and acetone may Occasionally appear in the method blank at low levels <br /> t I <br /> i <br /> l I I <br /> tt I <br />