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II� . <br /> I !I <br /> ENVIRONMENTAL LABORATORIES <br /> 6 <br /> MATRIX ' <br />• Ih <br /> e <br /> ANALYSIS: BTEX SPIKE SUMMARY <br /> s <br /> CLIENT: Western GEO <br /> CONTACT: G. Converse Date Sampled: N/A i <br /> COC No: 3800 l Date Received: N/A <br /> t Project Na: R-603 Date Extracted: N/A <br /> Sample ID: N/A ik Date of Analysis: 3/11/93 <br /> Lab ID: LCS/LCSD I Matrix: WATER <br /> CONC CONC PERCENT <br /> COMPOUND SPIKED MEASURED RECOVERY a <br /> a LCS LCSD LCS LCSD RPD <br /> BENZENE 20. 15.7 19 .26 79% 96% 20% <br /> TOLUENE 20. 15. 59 19. 08 78% 95% 20% <br /> tt A <br /> ETHYL BENZENE 20. 1.5.94 19 .43 800 97% 20% <br /> .� I <br /> TOTAL XYLENES 60. 47 . 10 57.71 79% 96% 20% <br /> g ;I <br /> LCS= LABORATORY CONTROL SPIKES <br /> LCSD= LABORATORY CONTROL SPIKE` DUPLICATE <br /> RPD= RELATIVE PERCENT DIFFERENCE <br /> 5 <br /> CONC= CONCENTRATION <br /> I <br /> .E . <br /> , ! y <br /> ,y <br /> aI <br /> F, M <br /> FAX (916)635-9331 <br /> 3017 KILGORE ROAD #110 • RANCHO CORDOVA, CA 95742 � PHONE (916) 635-3962 • <br />