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� t <br /> CHROMALAB, INC . r <br /> YI <br /> Environmental <br /> DAYS TURNAROUND <br /> nmentai Laboratory(1094) � ' <br /> J <br /> January 20, 1993 ChromaLab File No. : 0193073 <br /> MITTELHAUSER CORPORATION <br /> r <br /> Attn: Randal Wilson <br /> RE: Five soil samples for Gasoline and BTEX analysis <br /> -r.P1"c� <br /> a ucy" i <br /> Project Number: - P2168-3 <br /> Date Sampled: Jan. 11, 1993 Date Submitted: Jan. 12 , 1993 <br /> Date Analyzed: Jan. 18 , 1993 <br /> RESULTS . <br /> Ethyl= Total <br /> Sample Gasoline Benzene Toluene Benzene' Xylenes <br /> I . D. (mcr/Kg) ug/Ka) (ua/Xg) (ug Ka) f ucx/Kcs)- <br /> NSP-1 340 N.D. * 2200 2900 v � 29000 <br /> NSP-2 440 N.D. * 3300 6100 39000 <br /> NSP--3 470 N.D . ** 2900 5800 41000 <br /> NSP-4 _ 5 .4 _ N. D. 8 . 2 - 17- - 180 <br /> SW-11 @ 8 ft N.D. N.D. N.D. N. D. 13 <br /> BLANK N.D. N.D. R.D. N.D. N. D. <br /> SPIKE RECOVERY 96% 103% 104% 1020 7.03% <br /> DUP SPIKE RECOVERY ---- 101% 101% -99% 99% <br /> -_-_ - -DETECTION=LIMIT <br /> METHOD OF ANALYSIS 5030/8015 8020 8020 8020 8020 <br /> * Detection Limit = 450 Ag/Kg due to dilutions needed. <br />'- -- **Detect aon�Limit-1000-"1eg7Kg due-to d��uti�nsneeded. " - <br /> ChromaLab, I <br /> LA <br /> BillyVch _ Eric Tam <br /> Analytical Chemist Laboratory Director - <br /> cc <br /> a <br /> 7 <br /> r <br /> 2239 Omega Road,#1 0 San Ramon, California 94583 <br /> (510) 831-1788 • Facsimile (510) 831-8798 <br /> Federal ID #68-0140157 <br />