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1 <br /> ANALYTICAL RESULTS <br /> Total Petroleum Hydrocarbons By GC <br /> I/GTEL Client ID CES06CES06 <br /> gin Number W7070068 <br /> ' Project ID (number) 97731 01 01 Method GC <br /> Project ID (name) FARMER PROPERTY/MODESTO/CA Matrix Solids <br /> ' HEI/GTEL Sample Number W7070068 19 W7070068-20 W7070068 21 W7070068 22 <br /> Client ID FP-SB2-20 5 FP SB2 25 5 FP-SB2 45 5 FP-SB3-15 5 <br /> Date Sampled 06/30/97 06/30/97 06/30/97 06/30/97 <br /> Date Prepared 07/11/97 07/1.1/97 07/11/97 07/11/97 <br /> ' Date Analyzed 07/17/97 07/17/97 07/18/97 07/18/97 <br /> Dilution Factor 1 00 1 00 1 00 2 00 <br /> Reporting <br /> P 9 <br /> Analyte Limit Units Concentration Wet Weight <br /> TPH as Kerosene 10 mg/kg < 10 < 10 < 10 < 23 <br /> TPH as Diesel 10 lag/kg < 10 < 10 < 10 23 <br /> TPH as Lubricating Oil 10 mg/kg < 10 < 10 < 10 110 <br /> Percent Solids -- Z 72 4 76 1 74 7 79 1 <br /> Notes <br /> ' Dilution Factor <br /> Dilution factor indicates the adjustments made for sample dilution <br /> GC <br /> Extraction by EPA Method 3550 (sonication) ASTM Method D3328(modified) is used for qualitative identification of fuel patterns The method has been <br /> modified to include quantitation by applying calibration and quality assurance guidelines outlined in "Test Methods for Evaluating Solid Waste <br /> 19 Physical/Chemical Methods" SW 846 Third Edition including promulgated Update 1 This method is equivalent to the California LFT manual DHS method <br /> or diesel fuel Due to the qualitative similarities between Kerosene and Diesel Fuel the material present was quantified only as the product which it <br /> most resembled chromatographically The reporting limit for the other analyte was elevated accordingly Lubricating oil can not be qualitatively <br /> identified by type of oil because of chromatographic likeness of different oil types Due to non-volatility of certain oils much of the oil present <br /> ' may not be quantified by this method Quantitation obtained for lubricating oil by this method should therefore be treated as an estimate This <br /> method quantifies lubricating oil against 10-W-30 standards <br /> W7070068 19 <br /> The surrogate percent recovery was outside of acceptability limits Therefore the reported concentration should be considered an estimate <br /> W7070068 20 <br /> The surrogate percent recovery was outside of acceptability limits Therefore the reported concentration should be considered an estimate <br /> W7070068 22 <br /> ' Qualitative identification of diesel fuel is uncertain because the material present does not match laboratory standards Quantitation of diesel fuel is <br /> uncertain due to matrix interferences <br /> i <br /> ,*I/GTEL Wichita KS <br /> W7070068 Page 4 <br />