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' 110 2nd Avenue South,#D7,Pacheco CA 94553-5560 <br /> McCampbeli Analy cal Inc Telephone 925-798 1620 Fax 925-798-1622 <br /> h l/www mccarr�be3l coin E- 1 pram bell cam <br /> I <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> I <br /> Matrix W WorkOrder 0308418 <br />' EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 8302 Spiked Sample ID 03084IM16A <br /> Sample Spiked MS MSD' MS-MSD' LCS LCSD CS-LCSD Acceptance Criteria(%) <br />' <br /> pg/L. pg/L %Rec % Rec %RPD %Rec %Rec %RIND Low High <br /> TPH(btex)£ ND 60 97 992 231 101 101 0 70 130 <br /> MTBE ND 10 864 91 1 528 927 948 227 70 130 <br />' Benzene ND 10 966 102 505 994 102 238 70 130 <br /> Toluene ND 10 98 9 103 435 101 102 127 70 130 <br />' Ethylbenzene ND 10 97 101 415 986 102 387 70 130 <br /> Xylenes ND 30 997 103 3 61 100 103 3 28 70 130 <br />' %SS 90 7 100 89 9 903 0 405 91 5 903 138 70 130 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RI.,with the following exceptions <br /> NONE <br /> MS=Matrix Spike MSD=Matnx Spike Duplicate,LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate,RPD=Relative Percent <br /> Deviation <br /> %Recovery=100'(MS-Sample)!(Amount Spiked),RPD=100'(AAS—MSD)/(MS+IVSD)•2. <br /> MS and/or MSD spike recoveries may not be near 100%or the RPDs near 0%:f-a)the 5amplp is inhomagenous AND contains significant concentrat€ons of <br /> analyto relative to the amount spiked,or b)4 that specific sample matnx interferes with spike recovery <br /> £TPH(btex)=sum of BTEX areas from the FID <br /> #cluttered chromatogram sample peak coelutes with surrogate peak <br /> I N/A=not enough sample to perform matnx spike and rnatnx spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for soil matnx or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> anal a content <br />