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rte, <br /> Analytical <br /> LOG NO: E90-04-194 <br /> Received: 09 APR 90 <br /> Reported: 18 APR 90 <br /> Mr. Stephan Rosen <br /> Alton Geoscience <br /> 1000 Burnette Ave. Suite 140 <br /> Concord, California 94520 <br /> Project: 30-136 <br /> REPORT OF ANALYTICAL RESULTS Page 2 <br /> LOG NO SAMPLE DESCRIPTION, SOIL SAMPLES DATE SAMPLED <br /> 04-194-6 - C-3,6,9,8,5,2,1,4,7 Comp. - 7,5-10' 05 APR 90 <br /> 04-194-7 E-3,6,9,815,2,7,4,1 Comp. - 2-4.5' 06 APR 90 <br /> 04-194-8 E-9,6,3,8,5,2,7,4,1 Comp. 7-10' Ob APR 90 <br /> PARAMETER-- -- ------------------------------ <br /> ------------- .- ------ 04-------- --------------------- <br /> --------- - <br /> -194-6 04-194-7 04-194-8 <br /> s <br /> - <br /> ----Volatile- <br /> Hydrocarbons----- - --- -- -- ----- ---- ---------- ------ <br /> Fy Date Analyzed 04.15.90 04.15.90 04.14.90 <br /> Dilution Factor, Times 20 1 1 <br /> Benzene, mg/kg <2 <O.1 <0.1 <br /> Bthylbenzene, mg/kg 4 <0.1 0.3 <br /> Toluene, mg/kg, <2 <0.1 <0.1 <br /> Total Xylene Isomers, mg/kg 16 <0.1 0.4 <br /> C4 to C12 Hydrocarbons, mg/kg 1200 6_ 85 <br /> Fuel Characterization,. . GASOLINE GASOLINE GASOLINE <br /> TPH - Semivelatile Hydrocarbons <br /> Date Analyzed 04.15.90 04.15.90 04.15.90 <br /> Dilution Factor, Times 1 1 1 <br /> C12 to C25 Hydrocarbons, mg/kg 560 <10 <10 <br /> 1 <br /> ----------------------------- ---------- ---------- ---------- ---------- ---- <br /> This Fuel`Characterization-is-a qualitative identification-based-upon-a visual - -- - -- - <br /> comparison of. sample chromatograms lith those from authentic standards. <br /> - Le"2h.D., boratory Director <br /> —9 Pmol!suet( 41514:8.1300 <br /> ne a +.tdet 8Cdnalytkel <br />