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i <br /> 7 ° <br /> %w lwnmmn� <br /> CH R O MA LA B INC. . Environmental Analysis <br /> . Hazardous Waste (#238) <br /> Analytical Laboratory . Drinking Water (#955) <br /> Specializing in GC-GC/MS . Waste Water <br /> . Consultation <br /> April 25 , 1990 ChromaLab File No. : 0490067 <br /> RMC LONESTAR <br /> Attn : Bradd Statley <br /> RE: Four soil samples for Gasoline/BTEX and Diesel analyses <br /> Project Name: TRACY SOIL <br /> Project Number: 12252 <br /> Duration of Analysis: April 20-25 , 1990 <br /> p <br /> RESULTS: ��1'' �L <br /> Ethyl Total <br /> Sample Gasoline Diesel Benzene Toluene Benzene Xylenes <br /> No. (m9/Kq) (mg/Kq) (wq/Kq) ( uq/Kg ) ( "q/Kq) ( µq/Kq ) <br /> TS-1 37 150 N. D. N. D. N . D. N . D. <br /> TS-2 320 1700 N. D. N. D. 62 23 <br /> TS-3 170 130 N. D. N . D. 22 6 . 6 <br /> TS-4 130 3900 N.D. N . D. . 27 7 .4 <br /> BLANK N. D. N .D. N. D. N. D. N. D. N . D. <br /> SPIKE <br /> RECOVERY 102 . 5% 99 . 2% 92 . 8% 98 . 3% 99 . 6% 95 . 2% <br /> ` DETECTION <br /> LIMIT 2 . 5 b ao5 j 5 5 <br /> METHOD OF Mott""g �pM 3550/ Cs - �--�-- <br /> ANALYSIS 8015 8015 8020 8020 8020 8020 <br /> i <br /> ChromaLab, Inc. <br /> f <br /> id ong Eric Tam <br /> . S 'or Chemist Laboratory Director <br /> 2239 Omega Road,#1 San Ramon, Cafrfornia 94583 <br /> 1 415/831-1788 . Facsimile 415/831-8798 <br />