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F 110 Ind Avenue #D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc. Telephone:925-798-1620 Fax:925-798-1622 <br /> http-//%i'".inccampbell.com E-mail:main@mccampbell.com <br /> mccampbell.com <br /> QC SUMMARY REPORT FOR ISW8260B <br /> Matrix: S �I r WorkOrder: 0308096 <br /> Il _! <br /> EPA Method: SW8260B Extraction: SW6030B BatchlD:809;0 ;J, Spiked Sample ID: 0308058-004A <br /> °r <br /> # Sample Spiked MS` MSD' MS-MSD L(CS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg/Kg pg/Kg %Rec. %Rec. %RPD %Rec. %°Rec %RPD Law ! high <br /> tert-Amyl methyl ether(TAME) ND 50 109 108 .1.03 104 106 1.38 70 130 <br /> t-Butyl alcohol(TBA) ND 250 106 102 3.84 103 104 0.712 70 i 130 <br /> .1. <br /> Diisopropyl ether(DIPE) ND 50 127 125 1.53122 124 1.69 70 130 <br /> Ethyl tert-butyl ether(ETBE} ND 50 112 110 1.84 107 '�]l0 2.06 70 � 130 <br /> Methyl-t-butyl ether(MTBE) ND 50 115 112 2.75 109 j 110 0.863 70 ! 130 <br /> %SSI: 90.7 100 107 102 4.05 105 !104 1.13 70 130 <br /> ,f } <br /> All target compounds in the Method Blank of this extraction batch were ND less than the m Wod RL w`th the following exceptions: <br /> NONE <br /> y <br /> J i <br /> 0 p <br /> 1 4 � <br /> t <br /> l� <br />- f <br /> it <br /> i <br /> IIaboratory Control <br /> f MS=Matrix Spike;MSD=Matrix Spike Duplicate;LCS=LSample;LCSt]=Laboratory Control Sample Duplicate;RPD=Relative Percent <br /> Deviation. !,I <br />` %Recovery=100`(MS-Sample)I(Amount Spiked);RPD=100`(MS—MSD)/(MS+MSD)'2. pp <br /> MS and/or MSD spike recoveries may not be near I GO%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 specific sample matrix interferes with spike recovery. <br /> N/A=not enough sample to perform matrix spike and matrix spike duplicate. j <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 appear in the method blank at low levels. <br />