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' I 10 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 9Z5-798-1622 <br />' httpJ/www mccampbell com E-mail mamQmecampbell coin <br /> • QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> 1 <br /> Matrix A WorkOrder 0210563 <br />' EPA Method SW8021 B/8015Cm Extraction SW5030B BatchlD 4700 Spiked Sample ID 0210564-001A <br /> Sample Spiked MS' MSD* MS-MSD`j LC5 I LCSD LCS-LCSD Acceptance Crltena(%) <br /> Compound <br />' Ng/L lig/L % Rec %Rec %RPD I %Rec %Rec %RPD—~ Low I High <br /> TPH(gas) ND 60 109 106 2 73 f 106 110 350 80 120 <br />' MTBE ND 10 95 106 _ 108 96 fi 898 730 — 80 -- 120 <br /> Benzene ND 10 945 99 466 103 984 416 — 80 120 <br /> Toluene ND 10 967 936 325 102 100 W 1 46 80 120 <br />' Ethytberizene ND 10 982 982 000876 ' 104 101 33 I 80 120 <br /> Xylenes ND 30 933 933 0 103 100 329 80 120 <br />' %SS 998 100 101 1 948 6 12 106 101 396 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 /> I NONE <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 /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <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 /> I analyte content <br /> %Recovery=100'(MS-Sample)!(Amount Spiked) RPD=100'(VIS—MSD)!(MS+MSD)'2 <br /> "MS and!or MSD spike recoveries may not be near 100%or the BPDs near 0%if a)the sample is inhomogenous AND contains signeficant conLentrations of <br />■ analyte relative to the amount spiked or b)if that specific sample metra interteres with spike recovery <br />