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I <br /> 110 2nd Avenue South,#D7 Pacheco,CA 94553-5560 <br /> Inc.McCampbell Analytical, Telephone 925-798-1620 Fax 925-798-1622 <br />' Website www mccampbe0 com F marl mamQmecarnpbell coin <br /> QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0403291 <br />' EPA Method SW8015C Extraction SW3510C BatchlD 10808 Spiked Sample ID N/A <br /> Sample Spiked NIS' MSD' MS-MSD' LCS LCSD LCS-LCSD Acceptance Cnteria(%) <br /> pg/L lig/L %Rec %Rec %RPD %Rec %Rec % RPD Low High <br /> TPH(d) N/A 7500 N/A N/A N/A 964 977 1 39 70 130 <br /> %SS NIA 2500 N/A NIA N/A 108 105 00913 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 /> I <br /> I <br /> lie <br /> I <br /> I <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100•(MSSample)/(Amount Spiked),RPD=100.(MS MSD)1((MS+MSO)!2) <br /> MS and/or MSD spike recoveries may not be near 100%or the RPDs 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 spike recovery <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> IVR=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 /> Ijanalyte content <br /> DHS Certification No 1644 QA/QC Officer <br />