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August 5, 1988 <br /> Marlowe Properties, Stockton, California AGS Job NO. 38033-1 <br /> samples to the analytical laboratories, copies of these records <br /> are included in Appendix A to this report. <br /> LABORATORY ANALYSES <br /> Soil samples selected from boring B-2 for chemical analyses <br /> included the sample from immediately above ground mater and the <br /> sample showing the highest reading on the organic vapor analyzer; <br /> soil sample S-45-B2 with an OVA concentration of 624 ppm, . Sample <br /> S-30-BI, obtained from the total depth of the boring B-1, was also <br /> selected for analysis. Soil samples were analyzed by HAZCAT mobil <br /> Organics Lab in San Carlos, California; for total petroleum <br /> hydrocarbons (TPH) as gasoline .by Environmental Protection Agency <br /> (EPA) Method 8015 (modified) , and the volatile hydrocarbon <br /> constituents benzene, toluene, ethylbenzene, and total xylene <br /> isomers by EPA Method 8020. The soil samples were also analyzed <br /> for organic lead by EPA Method 7420 at Sequoia Analytical <br /> Laboratory, in Redwood City, California. Both laboratories are <br /> certified by the State of California for the analyses performed. <br /> - - - <br /> __ ---_-_One..water-sample Collected-frommonitoring well MW-1 wasanalyzed - <br /> at Applied GeoSystems, laboratory in Fremont, California. The <br /> sample was analyzed for total petroleum hydrocarbons as gasoline <br /> 11 . <br /> �1,aa/led GeoSysems <br />