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Ana lyticalTechnoiogies,lnc. <br /> =.` GAS CHROMATOGRAPHY - QUALITY CONTROL <br /> MSMSD <br /> Page 8 <br /> Test EPA 8010 (HALOGENATED VOLATILE ORGANICS) ATI 1.D. 502287 <br /> MSMSD # 73390 Date Extracted: N/A <br /> Client ALISTO ENGINEERING Date Analyzed : 22-FEB-95 <br /> Sample Matrix : WATER <br /> Project # 6317905/10-151-03/003 REF Z.D. : 502223-01 <br /> Project Name: BP SITE #11195/LATHROP, CA. <br /> ---------------------------------------------------------------------------------------------------- <br /> Parameters Units Sample Conc Spiked % Dup Dup RPD <br /> Result Spike Sample Rec Spike % Rec <br /> ------------------------------------------------------------------------------------------------- <br /> CHLOROBENZENE UG/L <0.50 2.0 2.0 100 2 .1 105 5 <br /> CHLOROFORM UG/L <0.20 2.0 2.0 100 2.2 110 10 <br /> 1,1-DICHLOROETHENE UG/L <0.20 2.0 2.0 100 2.2 110 10 <br /> TETRACHLOROETHENE UG/L <0.20 2.0 2.0 100 2.1 105 5 <br /> TRICHLOROETHENE UG/L <0.20 2.0 2.2 110 2.2 110 0 <br /> % Recovery = (Spike Sample Result - Sample Result)*100/Spike Concentration <br /> RPD (Relative % Difference) _ (Spiked Sample Result - Duplicate Spike Result)*100/Average Result <br /> i <br /> I <br />