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I 10 2nd Avenue South #D7 Pacheco CA 94553 5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925 798 1622 <br /> http/lwww mccampbell com E mail mamQmccampbell corn <br /> • QC SUMMARY REPORT FOR SW8260B <br /> 1 <br /> Matrix W WorkOrder 0302222 <br /> ' EPA Method SW82606 Extraction SW5030B BatchlD 5921 Spiked Sample fD 0302224-002A <br /> Sample Spiked MS" MSD* MS-MSD*I LCS LCSD ILCS-LCSDIAcceptance Criteria(%) <br /> Compound I _ , -- <br />' PglL NglL % Rec %Rec %RPD ! %Rec %Rec % RPD Low High <br /> Benzene ND 10 116 11 0 791 j 96 1 99 2 317 70 130 <br /> Chlorobenzene ND 10 104 105 0 288 I 89 3 93 1 422 70 1 130 <br /> 1 l-Dichloroethene ND 10 105 109 313 969 994 258 70 130 <br /> Toluene ND 10 119 120 0 754 102 106 3 57 70 130 <br /> Trichloroethene ND j 10 109 109 0 115 100 103 266 70 130 <br /> %SS1 125 I 100 107 106 0 579 95 883 735 70 130 <br />' %SS2 113 100 115 114 0 588 118 117--) 0 550 70— 130 <br /> %SS3 102 100 901 90 1 00726 992 952 403 70 I 130 <br /> I <br /> All target compounds in the Method Blank ofthis extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> 1 <br /> 1 <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 /> N/A=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)!(Amount Spiked) RPO=100*(MS—MSD)1(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 signsficant concentrations of <br />' analyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <br />