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L�, + •, , i4au Larperter Lane t Modesto, CA 95352 t (209) 527-4050 <br /> CERTIFICATE OF ANALYSIS <br /> LAB I.D.: P-89445 DATE RECEIVED: December 20, 1989 <br /> SAMPLE LOCATION: Tank 41 North DATE STARTED: December 26, 1989 <br /> COLLECTED BY: Dave Adams DATE COMPLETED: December 27, 1989 <br /> DATE COLLECTED: December 20, 1989 DATE REPORTED: January 4, 1990 <br /> CORRECTED COPY <br /> 01-10-90 <br /> CLIENT: Semco PURCHASE ORDER: None <br /> STREET: 431 N. Hatch Rd. OFN t: M00253 <br /> CITY: Modesto COPY TO: San Joaquin County <br /> STATE: CA ZIP: 95351 <br /> ATTN: Rich <br /> - EPA Method 8240 VOLATILE ORGANICS by OC/MS <br /> Detection <br /> Oetectio <br /> Result Limit Result Limit <br /> Analyte (ug/kg) (ug/kg) Analyte lug/kg) (ug/kgl <br /> ------ -------- <br /> Chloromethane ND 10 Dibromochloromethane NO 5 <br /> Bromomethane ND 30 1,1,2 - Trichloroethane ND 5 <br /> Vinyl Chloride ND 10 Benzene ND 5 <br /> Chloroethane ND 10 Cis-1,3-Dichloropropene ND 5 <br /> Methylene Chloride NO 5 2 - Chloroethylvinyl Ether ND 10 <br /> Trichlorofluoromethane ND 5 Bromoform NO 5 <br /> 1,1 - Dichloroethene ND 5 Tetrachloroethene ND 5 <br /> 1,1 - Dichloroethane NO 5 1,1,2,2 - Tetrachloroethane NO 5 <br /> 1,2-Dichloroethene (Total) NO 5 Toluene ND 5 <br /> Chloroform ND 5 Chlorobenzene ND 5 <br /> 1,2 - Dichloroethane NO 5 Ethylbenzene 192 5 <br /> 1,1,1 - Trichloroethane ND 5 Styrene 6001 5 <br /> Carbon Tetrachloride NO 5 Xylenes (Total) 151 5 <br /> Bromodichloromethane ND 5 1,2 - Dichlorobenzene ND 5 <br /> 1,2 - Oichloropropane NO 5 1,3 - Dichlorobenzene ND 5 <br /> Trans-1,3-Dichloropropene ND 5 1,4 - Dichlorobenzene ND 5 <br /> Trichloroethene ND 5 Dimethyl-Methylaxime-Cyclahexene- 500t 10 <br /> Acetone 930000 10 1-ane <br /> 2-Butanone 60001 10 Benzaldehyde 3003 10 <br /> 4-methyl-2-pentanone 6003 10 <br /> 2-Hezanone NO 10 <br /> ND = Not Detected <br /> t Values are approximate <br /> RECEIVED <br /> JAN 1 8 1990 <br /> ENVIRONMENTAL HEALTH <br /> // PERMIT/SERVICES <br /> APPROVED: /�C,4'4- q,c. t <br /> Laboratory Director <br /> P„�: CWL.824 <br />