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' I t 0 21x1 Avenue South AD7,Pacheco CA 9455 <br /> hl /WW94553-5 <br /> 560 <br /> Telephone 925-798-1620 Fax 925-79R-1622r McCampbell Analytical hic WmttR helCelt,, Eimarl manCaPb <br /> m <br />' QC SUMMARY REPORT FOR SW8021S/8015Cm <br />' Matrix A WorkOrder• 0308205 <br /> EPA Method SW8021BJB015Cm Extraction SW5030B BatchlD 8170 Spiked Sample ID NIA <br /> Sample Spiked MS" MSD* MS-MSD" LCS LCSD CS LCSD Acceptance Criteria(%) <br /> I <br /> pg/L dig/L %Rec %Rec %RPD % Rec %Rec %RPD Low High <br />' TPI[(btex)£ N/A 60 N/A NIA N/A 107 105 1 49 70 130 <br /> MTBE N/A 10 N/A N/A NrA 106 103 3 15 70 130 <br />' l3ervcnc N/A l0 N/A NIA NIA 112 108 3 15 70 130- _ <br /> Toluene NIA 10 N/A N/A N/A 104 101 255 70 130 <br /> --' Ethylbeniene N/A�- - -- - 10 NIA NIA N/A 110 _--t 10 0--- 70 � ]30- -^ - - <br /> Xylenes NIA 30 NIA NIA NIA 100 100 _ 0 70 130 <br /> mm%5S — NIA lOD T <br /> NIA N/A NIA---- 103 101 2 13 70 130 <br />' All target compounds in the Method Blank or thl4 extraction batch were ND less than the method RL with the rollowmg exceptions <br /> NON t-- <br /> MS <br /> ;MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample Duplicato,RPD=Relative Percent <br /> Deviation <br /> %Recovery=100"(MS-Sample)/(Amount Spiked) RPD=100'(MS-MSD)I(M5+ MSD)*2 <br /> `MS and J or MSD spike recoveries may not be near 100%or the RPDs near o%it a)the Sample Is Inhomogenous AND contains significant concentrations of <br /> analyte relative to the amount apiked or b)if that specific aampia matrix interferes with spike recovery <br />' £TPH(blex)=sum of STEX areas from the FID <br /> . #cluttered Chromalugram,sample peak coelutes with surrogate peak <br /> N/A=not enough sample to perform matrix spike and matrix spike dupicale <br />' NR=analyto concentration in sample exceeds spike amount for sail matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> anal a content <br />