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<br /> 110 Second Avenue South,#D7,Pacheco,CA 94553-5560
<br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622
<br /> 44 http//wwwrria bell com E-mail matn@mccampbell com
<br /> Advanced GeoEnvironmental Client Project ID Arco Mini Mart Date Sampled 04/29-05/01198
<br /> 4005 North Wilson Way Date Received 05/02/98
<br /> I Stockton,CA 95205 Client Contact Bill Little Date Extracted 05/04/98
<br /> Client P O Date Analyzed 05/08/98
<br /> I Volatile Organics By GC/MS
<br /> EPA method 8260
<br /> Lab ID 88822
<br /> Client ID B 18-35
<br /> Matnx S
<br /> Compound Concentration* Compound Concentration*
<br /> Acetone ND<10 Fthylbenzene ND
<br /> Benzene ND Hexachlorobutadiene ND
<br /> Bromobenzcne ND lodomethane ND
<br /> Bromochloromethane ND Isopropylbenzene ND
<br /> Bromodtchloromethane ND p-Isopropyl toluene ND
<br /> Bromofarm ND Methyl butyl ketone` ' ND
<br /> BTomOmethane ND Methylene Chloride"' ND<10
<br /> n-Butyl benzene ND Methyl ethyl ketone" ND
<br /> sec-Butyl benzene ND Methyl isobutyl ketone's ND
<br /> tert-Butyl benzene ND Methyl tert-Butyl Ether(MTBE) --
<br /> Carbon Disulfde ND Naphthalene ND
<br /> Carbon Tetrachloride ND n-Propyl benzene ND
<br /> Chlorobenzene ND Styrene' ' ND
<br /> Chloroethane ND 1 1,1,2-Tetrachloroetbane ND
<br /> 2-Chloroethyl Vinyl Ether" ND 1,1 2,2-Tetrachloroethane ND
<br /> Chloroform ND Tetrachloroethene ND<10
<br /> Chloromethane ND Toluene ND
<br /> 2-Chlorotoluene ND 1,2,3-Tnchlorobenzene ND
<br /> 4-Chlorotoluene ND 1,2,4-Tri chi orobenzene ND
<br /> Dibromochloromethane ND 1,1,1-Trichloroethane ND
<br /> 1,2-Dibromo-3-chloropropane ND 1,12-Tnchloroethane ND
<br /> Dibromomethane ND Tnchloroethene ND
<br /> 1,2-Dichlorobenzene ND Trichlorofluoromethane ND
<br /> 1,3-Dichlorobenzene ND 1,2 3-Triehloropropane ND
<br /> 1,4-Dichlorobenzene ND 1,2,4-Trimethylbenzene ND
<br /> Dichlorodifluoromethanc ND 1,3,5-Trimethylbenzene ND
<br /> 1,1-Dichloroethane ND Vinyl Acetate"" ND
<br /> 1,2-Dichloroethane ND Vinyl Chloride"" ND
<br /> l,]-Dichlorocthene ND Xylenes,total '° ND
<br /> cis-1,2-Dichloroethene ND
<br /> trans-1,2-Dichloroethene ND
<br /> 1,2-Dichloropropane ND
<br /> I 1,3-Dichloropropane ND
<br /> 2,2-Dichloropropane ND Comments
<br /> l,1-Dichloropropene ND Surrogate Recoveries(%)
<br /> cis-1,3-Dichloropropene ND Dibromofluoromc,hane 96
<br /> trans-l,3-Dichloropropene ND Toluene-d8 100
<br /> Ethylene dibromide ND 4-BTomofluorobenzene 98
<br /> 'water and vapor samples are reported in ug(L,soil and sludge samples in ug/kg,a ipes in ug/wipe and all rCLP/SPLP extracts in ug/L
<br /> Reporting limits unless otherwise stated water samples l 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 NIA means analyte not applicable to this analysts
<br /> (b) 2-propanone or dimethyl ketone, (c) (2-chloroethoxy) ethene, (d) 2-hex2none, (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)peaks present in this carbon range do not match the pattern of our standard fo
<br /> this analyte,(1)methylbenzene,(m)acetic acid ethenyl ester (n)chloroethene,(o)dtmethylbenzenes
<br /> DHS Certification No 1644 Edward Hamilton, Lab Director
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