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1 t 10 2nd Avenue South q137 Pacheco CA 94553-5560 <br /> Mccampbell Analytical Inc Telephone 925 798 1620 Fax 925 798 1622 <br /> t - h€tp Ilwww mccampbell com E-mail main a ccampbell com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> 1 <br /> Matnx W WorkOrder 0209323 <br /> ' EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 4068 Spiked Sample ID 0209321-001A <br /> Sample l Spiked MS• MSD" IMS-MSD'I LCS LCSD iLCS-LCSDIAcceptance Criteria(%) <br /> Compound --' - — -- -- --1----�-- ------_--- <br /> i <br /> T pg/L Ng/L %Rec %Rec %RPD %Rec %Rec %RPD i Law High <br /> TPH(gas) ND 60 111 ! 112 1 26 106 102 395 80 120 <br /> MTBE ND , 10 108 �- 987 898 110 -109 1 47 80 120- - <br /> Benzene ND 10 102 997 249 i 114 907 I 22 7 1 80 120 <br /> Toluene ND 10 993 95 1 432 116 866 ` 29 2 80 j 120 <br /> Ethylbenzene ND 10 104 102 194 117 919 j 240 80 I 120 <br /> XytenesT ND 30 1034 _ i00 3 28 ^t!7 89 26 9Y 80 120 <br /> ' <br /> 0/uS5 _ 100 100 102 I 101 1 03 109 92 171 Yl-- 80 —120 <br /> I , <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 /> 1 <br /> I <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 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 I 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 relatme to the amounts ,ked or b)d that speclIc sample matnx interferes with spike,.cove <br />