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} <br /> 110 2nd Avenue South,#D7,Pacheco,CA 94553 <br /> McCAMPBELL ANALYTICAL INC. Tele:510-798-1620 Fax:510-795-1622 <br /> Stockton Service Station Client Project 1D: Froelinger Tool, 3023 Date Sampled:04/13193 <br /> P.O.Box 508 Myrtle,Stockton Date Received:04/14/93 <br /> Stockton,CA 95201 Client Contact:Mike Flores Date Extracted:04/15/93 <br /> Client P.O: Date Analyzed:04/15-04/16/93 <br /> Low Boiling Point (C6-C12) TPH*as Gasoline and BTEX* <br /> EPA methods 5030 modified 8015 and 8020 or 602•California RW 4CB 5P Bay Region)method GCPID 5030 <br /> Lab ID Client ID Matrix TPH(G)+ Benzene Toluene Ethyl Ben- Xylenes %Rec. <br /> zene Surrogate <br /> 30137 TK-1 WEST S ND,e ND ND ND ND 108 <br /> 30138 TK-1 EAST S ND ND ND ND ND 107 <br /> 30139 STOCKPILE S ND,g,e ND 0.006 ND 0.012 106 <br /> Detection Limit unless W 50 ug/L 0.5 0.5 0.5 0.5 <br /> otherwise stated;ND <br /> means Not Detected S 1.0 mg/kg 0.005 0.005 0.005 0.005 <br /> *water samples are reported in ug(L and soils in mg/kg <br /> 'cluttered chromatogram;sample peak co-elutes with surrogate peak <br /> +The following descriptions of the TPH chromatogram are cursory in nature and McCampbell Analytical is not <br /> responsible for their interpretation:a)predotninatel unmodified or weakly modified gasoline-b)heavier asoline <br /> range compounds redommate aged asoline? ; cy li ter gasoline range compounds rec�ominate a most <br /> g P. P hg 8 } ) E� g � P P ( <br /> mobile gasoline compounds);d) eav�and li ht gasoline range compoun s predominate(aged gasoline together <br /> with introduced light compounds?);e) gasoline range compounds predominate;no recog�nuzable pattern;) one <br /> to a few isolated peaks present;g)strongly aged gasoline or diesel range compounds predominate. <br /> MAY D � � Edward Hamilton,Lab Director <br /> Fl V� �a E�,�TA1 HEALTH <br /> PERMIT/ ERVICES <br />