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1 110 2nd Avenue South,#D7,Pacheco,CA 94553 5560 <br /> Mccampbell Analytaical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> http llwww mecampWJ corn Email mainCla mecampbell cam <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> 11 <br /> } Matrix W WorkOrder 0305231 <br /> ` EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 6923 Spiked Sample ID 0305228-028A <br /> J Sample Spiked MS* MSD' MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> pg/L lig/L %Rec %Rea %RPD %Rec %Rec %RPD Low High <br /> TPH(btex)£ ND 60 962 965 0 258 97 962 0 844 70 130 <br /> MTBE ND 10 982 961 213 105 945 108 70 130 <br /> �] Benzene ND 10 945 932 141 949 924 273 70 130 <br /> Toluene ND 10 984 981 0 347 99 1 971 213 70 130 <br /> i� Ethylbenzene ND 10 991 983 0 802 997 973 24t 70 130 <br /> 1111 Xylenes ND 30 103 100 328 107 100 645 70 130 <br /> %SS 104 100 101 101 0 100 101 0 959 80 120 <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 /> 1J <br /> 1 <br /> MS=Matrix Spike MSC?=Matrix Spike Duplicate,LCS=Laboratory Control Sample LOS=Laboratory Control Sample Duplicate,RPD=Relative Percent <br /> Deviation ' <br /> III %Recovery=100"(MS-Sample)/(Amount Spiked) RPO=100'(MS—MSD)/(MS+MSD)*2 <br /> *MS and/or MSD spike recoveries may not be near 100%or the RPDs near 0s.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 /> -!] £ WH(btex)m sum of BTEX areas from the FID <br /> #cluttered chromatogram sample peak coelutes with surrogate peak <br /> k I I I I kli1 <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate ! ' I <br /> NR=analyte concentration in sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrbc or <br /> II <br /> I lI <br />