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r <br /> PRECISION <br /> ENVIRO-TECH <br /> Analytical Laboratory CERTIFICATE OF ANALYSIS <br /> Friday,June 20,2008 <br /> Attention: Guy W.Roy <br /> R&L.Diesel Report Page 33 of1I <br /> P.O.Box 2498 <br /> Danville,CA 94526 <br /> Volatile Organic Compounds by EPA Method 8260E <br /> I <br /> Sample Injormatio <br /> Sample ID: B4 -29 Sample Type: Grab <br /> Laboratory ID: 8030609-07 Project Name: UST-Waste Oil <br /> Date./Time Sampled: 06-Max-08 14:15 by Guy W.Roy Sample Matriu: Soil <br /> Test Parameter Result DLR Unit Dllutien B rtch Prepared Amatydis Date Method Notes <br /> Trichloroethene NO 2.00 uglkg 1 AC 1102 II-Mar-08 11-Mar-08 EPA 8260E — <br /> Trichlorotluoromethane ND 2.00 ug&g 1 AC 1102— 11-Mar-08 11-Mar-08 EPA 8260E <br /> 1,2,3-Trichloropropane —_....--.._—_. NO 2.00 uglkg 1 AC 1102 11-Mar-08 11-Mar-08 EPA8250B <br /> 1,3,5-Trimethylbenzene 46.0 2.00 uglkg 1 AC 1102 11-Mar-08 11-Mar-08 EPA 8260B <br /> 1,2,4-Trimethylbenzene 159 2.00 uglkg 1 AC 1102 11-Mar-08 ii-Mar-08 EPA 8260E <br /> Vinyl acetate NO 20.0 uglkg 1 AC 1102 11-Mar-08 11-Mar-06 EPA 6260B <br /> Vinyl chloride ND 2.00 uglkg 1 AC 1102 11-Mar-0B 71-Mar-08 EPA 82608 <br /> Methyl tart-butyl Ether(MlBE) -- T NO 2,00 uglkg -- 1 AC 1102 ...._.11 Mar OB 11-Mar-0B EPA 8260B <br /> _.... —.....__.. —. — —.� <br /> Ethyl tert-Butyl Ether(ETBE) NO 2.00 uglkg 1 AC 11102 11-Ma"o 11-Mar-08 EPA 8260E f— <br /> m, X <br /> P- Ylene 12.5 2.00 uglkg 1 AC ;1102 11-Mar-08 11-Mar-08 EPA 8260B <br /> tert-Amyl Methyl Ether(TAME) -- NO 2.00 uglkg 1 AC 1102- 11-Mar-08 11-Mar-W EPA 8260E <br /> o-Xylene 118 2.00 uglkg 1 AC 1102 11-Mar-08 11-Mar-08 EPA 8260E -- <br /> tert-Butyl Acohol(TEA} — ND 50.0 uglkg 1 AC 1102— II-Mar-08 11-Mar-08 EPA 8260B <br /> Diisopropyl Ether(RIPE) ND 2.00 uglkg 1 ACIll102 11-Mar-08 11-Mar-08 EPA 8260B <br /> Surrogate Dlbromafluoromethane 109% BB-i1& <br /> Surrogate Toluene-de _ — 88% 88-110 _- <br /> Surrogate:4-Bromofluorobenzene 89% 66-115 _. <br /> mg 1.-mrlfrg—s per Lire,-pp. DLR Urrccr m L(Mri for p+.rpose o/Reporting. <br /> rrg L-on mg—per Liter ppb E'sceptrormr simple matrices or rnre+frrcnces may <br /> rcsml�in h%Ah,defecdon If dis. <br /> RESPECTFULLY SUBMITTED, <br /> Vol, <br /> Jonathan Le,Laboratory Director <br /> 3935-1 Coronado Ave Stockton CA, 95204 vhone: (209)477-8105 Far: (209)546-7497 <br />