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110 2nd Avenue South,7D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc. Telephone:925-798-1620 Fax:925-798-1627. <br /> http:i/www.i=a ampbell.com E-mail:main(e-u nccantpbell-com <br /> QC SUMMARY REPORT FOR SW8021 B/801SCm <br /> Matrix: W WorkOrder. 0312365 <br /> EPA Method: SW8021B18015Cm Extraction: SW5030B BatchlC:9758 Spiked Sample}C: 0312357-017A <br /> Sample Spiked 1S' MSD" MS-MSC' LCS ! LC30 'LCS-LCSi7 Acceptance Criteria(%) <br /> 1 sg L I pgil- '.%,Rec. % Rec. % RPr % pec. '/° Rec. °�6 RPD Law High <br /> 1 TPH(htex)" ND 60 10.2 1o2 0.946 91.7 1 37.8 4.30 70 i30 <br /> _ <br /> - — --- �� - <br /> Yt 3G 1 ND 10 106 103 ?.73 105 98 —II 7,_4 � -0 30 <br /> t3enztne -- ND 10 )04 i U ii -0 103 97 6.30 70 <br /> _ <br /> " I <br /> �Toiuene ND i0 98.1 96.9 1.49 104 99.1 4.65 70 ;3q <br /> Clhyihenzene ND 10 !02 105 2-97 106 101 5.00 <br /> yicnes --NL 30 96 —°h - V U 107 I00 6.15 ;i} U <br /> I <br /> Y SS: 99.9 00 t48.4 102 �--3.34105 i 04 1-34 ;1) !30 <br /> targcl compounds in the Method 31anx of this extraction hatch were ND less than the method Rf,with ilia foilowing exceptions: <br /> NONE <br /> MS=Matrix Spike;MSD=Matrix Spike Duplicate;+_CS=Laboratory Control Sample;!CSD= aboratoryControl Sample Duplicate;RPD=Reiative Percent <br /> Deviation. <br /> ,b Recovery=100'IMS-Sample);(Amount Spiked);RPD=100'(MS- MSD)!((MS+MSD)/2). <br /> MS and/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 specific sample matrix interferes+Kith spike recovery. <br /> i£TPH(btex)=sum of BTEX areas from the FID. <br /> .� #cluttered chromatogram;sample peak coelutes with surrogate peak. <br /> N/A=not enough sample to perform matrix spike and matrix spike duplicate. I <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 /> ana)vte content. <br />