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114 2nd Avenue South #D7 Pacheco CA 94553-5564 <br /> McCa ipbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' http/lwww mccampbell com E-mail mainQmccampbell corn <br /> QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0209079 <br />' EPA Method SW8015C Extraction SW3510C' SatchlD 3846 Spiked Sample ID NIA <br /> Compound Sample Spiked MS` MSD" MS-MSD" LCS LCSD LCS-LCSD Acceptance Criteria(%) <br />' <br /> pg/L pg/L % Rec %Rec %RPD I %Rec %Rec %RPD I LOW High <br /> TPH(d) N/A 7500 NIA NIA N/A 991 976 157 I 70 130 <br />' %SS NIA 100 NIA N/A NIA 108 107 l 15 70 130 <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 /> 1 <br /> t <br /> 1 <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 duplicate <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 />' analyte content <br /> %Recovery=100'(MS-Sample)1(Amount Spiked) RPD=100"(MS—MSD)/(MS+MSD)'2 <br /> MS and 1 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 amountspiked or b)if that specific sample matrix interferes with spike recovery <br />