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McCAMPBELL ANALYTICAL INC 110 2nd Avenue South,#D7,Pacheco,CA 94553 <br /> Tele 510-798-1620 Fax 510-798-1622 <br /> Advanced GeoEnvironmental,Inc Client Project ID Chapm Bros Date Sampled 01/21/97 <br /> Date Received 01/22/97 <br /> Stockton,CA 95207 Client Contact Kevin McKibben Date Extracted 01/23-01/24/97 <br /> ' Client P O Date <br /> Analyzed 01/23-01/24/97I <br /> - <br /> Gasoline Range(C6-C12)Volatile H3drocarbons as Gasohne*,`vith MethNi tert-Butyl Ether*&BTEX* I <br /> ' I EP-�methods 5030 modified 8015 and 8020 or 602 California Rhl' C8 SF BavRe on method GCFID 5030 i <br /> Lab ID Client ID Matri,Y TPH(g)} MTBE Benzene Toluene Ethylben- Xylenes % Rec <br /> - - zene Surrogate <br /> 73121 MW-1/1-21-97 W 85 000 a h <br /> 20000 9600 2200 9200 102 <br /> r73122 MW-211-21-97 W ND --- ND ND �11 099 103 <br /> 73123 MW-311-21-97 W I _._4600,a 100 70 190 190 100 <br /> 73124 MW-411-21-97 W 120 000 a I --- 20 000 2.1,000 3300 16,000 105 <br /> ' 173125 MW-5/1-21-97 W 150 b,d/ --- 0 <br /> J 57 � ND 18 21 103 <br /> I <br /> M I <br /> � I I <br /> � E <br /> i <br /> I <br /> E <br /> I <br /> Reporting Limit unless W 50 ug/L I 50 05 05 05 05 <br /> otherwise stated,ND <br /> j means not detected above <br /> the reporting limit S 10 mg/kg 005 0 005 0 005 0 005 0 005 <br /> �*mater and vapor samples are reported in ug/I. soil and sludge samples in mg/kg and alI TCLP extracts in mg/L'I <br /> i� <br /> I"cluttered chromatogram sample peak coelutes with surrogate peak <br /> The following descriptions of the TPH chromatogram are cursory in nature and McCampbell Anal}'tical is not <br /> responsible for their interpretation a unmodified or weakly modified gasoline is si5nifcant,b) heavier gasoline <br /> range compounds are si�tiificant(aged gasoline?),c)lihter asoline range compounds(the most mobile fraction) <br /> are si�icant, d) aso me range compounds having roa�chromatographic peaks are significant, biologically( <br /> altered gasoline?,c TPH pattern that does not appear to be derived from gasoline Q),f) one to a few isolated i <br /> peaks present,g)strong, <br /> yaged asoline or diesel range compounds are significant,h)lighter than water immiscible <br /> sheen is present,i) liquid sample that contains greater than— 5 vol % sediment,j) no recognizable pattern <br /> DHS Certification No 1644 Edward Hamilton,Lab Director <br />