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110 2nd Avenue South 0')7 Pacheco CA 94553-5560 <br /> McCampbell Malytical Inc Telephone 925-798-1629 F.. 925-798-1622 <br /> lutp Awww rnccampbeil com Email main(��mccaniphell com <br /> Advanced GeoEnvironznental Client Project ID Yomada Bros Date Sampled 03/29/02 <br /> 837 Shaw Road Date Received 04/01/02 <br /> Client Contact Paul Dotson Date Extracted 04/01/02 <br /> Stockton,CA 95215 <br /> LH2 <br /> Date Analyzed 04103/02-04/05/02 <br /> Diesel Range(C10-C23)Extractable Hydrocarbons as Diesel* <br /> I xtracuon method SW3510C Analytical methods SW8015C Work Order 0204024 <br /> Lab 1D Client ID Matrix TPH(d) DF %SS <br /> r001B I DWI/032902 W ND I 1 120 <br /> 002E M W 1/032902 W ND l 120 I <br /> 003B i MW2/032902 W ND 1 120 <br /> 004B E MW3/032902 W ND l 120 <br /> I <br /> � I <br /> I <br /> i <br /> i <br /> I f <br /> i <br /> i <br /> i <br /> Reporting Limit for DF=1 W 50 ug/L <br /> ND means not detected at or I S NA NA <br /> above the reporting limit <br /> *water and vapor samples are reported in ug/L,wipe samples in ug/wipe,soil and sludge samples in mg/kg,and all TCLP/STLC/SPLP extracts in <br /> ug/ <br /> L <br /> #cluttered chromatogram resulting in coeluted surrogate and sample peaks,or,surrogate peak is on elevated baseline,or,surrogate has been <br /> I diminished by dilution of original extract <br /> The following descriptions of the TPH chromatogram are cursory in nature and McCampbell Analytical is not responsible for their interpretation a) <br /> unmodified or weakly modified diesel is significant,b)diesel range compounds are significant,no recognizable pattern,c)aged diesel9 is significant), <br /> I d)gasoline range compounds are significant,e)unknown medium boiling point pattern that does not appear to be derived from diesel,f)one to a few <br /> isolated peaks present g)oil range compounds are significant,h)lighter than water immiscible sheen/product is present i)liquid sample that contains <br /> greater than—2 vol %sediment k)kerosene/kerosene range,1)bunker oil,m)fuel oil n)stoddard solvent <br /> DHS Certification No 1644 Edward Hamilton,Lab Director <br />