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110 2nd Avenue South,9D7 Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925 798 1622 <br /> http I,www <br /> mccarnphell coin Eanad mom@mccamphell coin <br /> • QC SUMMARY REPORT FOR SW8021 B/801.5Cm <br /> Matrix W WorkOrder 0302225 <br /> EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 5922 Spiked Sample 1D NIA <br /> Sample Spiked MS' MSD* MS-MSD- LCS LCSDLCS-LCSD Acceptance Criteria(%) <br /> Compound ___ _ <br /> pg/L. pg/L %Rec %Rec %RPD %Rec % Rec % RPD Low High <br /> I Pl E(gas) N/A 60 N/A NIA NIA 109 112 245 70 130 <br /> MTBE N/A 10 N/A N/A N/A 116 978 166 70 130 <br /> Benzene NIA 10 NIA NIA N/A 109 105 3 14 70 130 <br /> Toluene NIA l0 NIA N/A N/A 103 103 00225 70 130 <br /> 1-thvlhenzene NIA 10 N/A NIA NIA 113 110 2 63 70 130 <br /> X}lenes NIA 30 N/A NIA N/A 110 110 0 70- 130 <br /> %SS N/A 100 N/A NIA NIA 966 969 0 277 80 120 <br /> All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> NIA=not enough sample to perform matrix spike and matrix spike cluphcate <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 matrix or <br /> analyte content <br /> Recovery=100'(MS Sample)!(Amount Spiked) RPD=100"(MS—MSD)I(MS+MSD)"2 <br /> MS and t or MSD spike recoveries may not be near 100%or the BPDs near 0%It 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 s ike recovery <br />