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110 Second Avenue South,#D7, Pacheco,CA 94553 <br /> McCAMPBELL ANALYTICAL INC. Telephone: 510-798-1620 Fax : 510-798-1622 <br /> 14 httpa//www.mccampbell.com E-mail: main@mccampbell.com <br /> I <br /> Advanced GeoEnvironmental Client Project 1D: Geweke Date Sampled: 09/16/97 <br /> 1803 West March Lane, Ste A Date Received: 09/17/97 <br /> Stockton,CA 95207 Client Contact: Kevin McKibben Date Extracted: 09/20/97 <br /> ' Client P.O: Date Analyzed: 09/20/97 <br /> Volatile Organics By GC/MS <br /> EPA method 8260 <br /> Lab ID 50835 <br /> Client 11) MW-9/9-16-97 <br /> Matrix W <br /> Compound Concentration* Compound Concentration* <br /> Acetone' ND<25 trans-1,3-Dichloropropene ND<25 <br /> Benzene 58 Ethylene dibromide' ' ND<25 <br /> Bromobenzene ND<25 Ethylbenzene 630 <br /> Bromocltloromethane ND<25 Hex achlorobutadiene ND<25 <br /> Bromodichloromethane ND<25 lodomethane ND<25 <br /> Bromoform ND<25 lsopropylbenzene 140 <br /> Bromomethane ND<25 p-Isopropyl toluene ND<25 <br /> n-Butyl benzene ND<25 Methyl butyl ketone"' ND<25 <br /> sec-Butyl benzene ND<25 Methylene Chloride" ND<25 <br /> lert-Butyl benzene ND<25 Methyl ethyl ketone't ND<25 <br /> Carbon Disulfide ND<25 Methyl isobutyl ketone' ' ND<25 <br /> Carbon Tetrachloride ND<25 Mcthyl tert-Butyl Ether(MTBE) <br /> Chlorobenzene ND<25 Napthalene ND<25 <br /> Chloroethane ND<25 n-Propyl benzene ND<25 <br /> 2-ChloroethylVinylEther" ND<25 Styrene" ND<25 <br /> Chloroform ND<25 1,1.1,2-Tetrachloroethane ND<25 <br /> Chloromethane ND<25 1,1,2,2-Tetrachloroethane ND<25 <br /> 2-Chlorotoluene ND<25 Tetrachloroethene ND<25 <br /> 4-Chlorototuene ND<25 Toluene""' ND<25 <br /> Dibromochloromethane ND<25 1,23-Trichlorobenzene ND<25 <br /> 1,2-Dibronto-3-chi oropropane ND<25 1,2,21-Trichlorobenzene ND<25 <br /> Dibromomethane ND<25 l,1,1-Trichloroethane ND<25 <br /> 1,2-Dichlorobenzene ND<25 1,1,2-Trichloroethane ND<25 <br /> 1,3-Dichlorobenzene ND<25 Trichloroethene ND<25 <br /> 1,4-Dichlorobenzene ND<25 Trichlorotluoromethane ND<25 <br /> Dichloroditluoromelhane ND<25 1,2,3 Trichloropropane ND<25 <br /> 1,1-Dichloroethane ND<25 1,2,4-Trime1hylbenzene 760 <br /> 1,2-Dichloroethane 160 l,3,5-'rrimeihylhcnzcne 200 <br /> 1,1-Dichloroethene ND<25 Vinyl Acetate"" ND<25 <br /> cis-1,2-Dichloroethene ND<25 Vinyl Chloride"" ND<25 <br /> trans-l,2-Dichloroethene ND<25 Xylenes,total " 450 <br /> 1,2-Dichloropropane ND<25 Comments: <br /> 1,3-Dichloropropane ND<25 Surrogate Recoveries(`%,) <br /> 2,2-Dichloropropane ND<25 Dibrontotluoromethane 105 <br /> 1,1-Dichloropropene ND<25 Toluene-d8 100 <br /> cis-1,3-Dichloropropene ND<25 4-Bromotluorobenzene 90 <br /> .water and vapor samples are reported in ug/L,soil and sludge samples in ug/kg,wipes in ug/wipe and all TCLP/SPLP extracts in ug/L <br /> Reporting limits unless otherwise stated:water samples 1 ug/L;vapor samples 0.5 ug/L;solid and sludge samples 5 ug/kg;wipes 0.2ug/wipe <br /> ND means not detected above the reporting limit;N/A means analyte not applicable to this analysis <br /> (b) 2-propanone or dimethyl ketone; (c) (2-chloroethoxy) ethene; (d) 2-hexanone; (e) dichloromethane; (f) 2-butanone; (g) 4-methyl-2- <br /> pentanone or isopropylacetone; (h)lighter than water immiscible sheen is present; (i) liquid sample that contains greater than ,-5 vol. % <br /> sediment; 0) sample diluted due to high organic content; (k) ethenylbenzene; (1) methylbenzene; (m) acetic acid ethenyl ester; (n) <br /> chloroethene;(o)dimethylbenzenes. <br /> DHS Certification No. 1644 1 _-Edward Hamilton,Lab Director <br />