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Environmental Laboratories - RECEi'v LJ -, 1 1 1992 ANALYSIS REPORT Attention. Mr. John Lane RESNA 1710 Malin Street Escalon, CA 95320 Project. 19509-L, Project #W0381.00 Corrigan Property Benzene Toluene ppb Wb Detection Limit OS 0.5 SAMPLE Laboratory Identification Working To Restore Nature 10201ab frm Date Sampled: 10-12-92 Date Received- 10-13-92 BTEX Analyzed: 10-14-92 TPHg Analyzed: 10-14-92 TPHd Analyzed. 10-19-92 Matrix: Water Ethyl- Total benzene Xylenes TPHg TPHd ppb ppb p�pb ppb 0.5 0.5 50 50 CP MW -1 ND ND ND ND ND ND W1210224 CP MW -2 ND ND ND ND ND ND W1210225 CP MW -3 ND ND ND ND ND ND W1210226 ppb = parts per billion = ug/L - micrograms per later ND = Not detected Compound(s) may be present at concentrations below the detection lima NR - Analysts not requested BTEX— Benzene, toluene, ethylbenzene, and total xylene isomers (BTEX) are measured by extraction using EPA Method -'WM followed by analysis using EPA Method 8020/602, which utilizes a gas chromatograph (GC) equipped with a phototonization detector (PID) and a flame -conization detector (FID) in renes 17Ift—Total petroleum hydrocarbons as gasoline (low-to-medium boiling points) are measured by extraction using EPA Method 5030, followed by analysis using modified EPA Method 8015, which utilizes a GC equipped with an FID TPHd—Total petroleum hydrocarbons as diesel (high boiling points) are measured by extraction using EPA Method 3550 for soils and EPA Method 3510 for water, followed by modified EPA Method 8015 with direct sample injection into a GC equipped with an FID ft. November 1?. 1992 Laboratory R Oresentative Date Amended RESNA ENVIROMAENrAL LADORATDRY IS CERTIFIED BY THE STATE OF CALIFORMA DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY (Certdicatm No I211) 42501 Albrae 5treet a Fremont, CA 94538 0 Phone (510) 623-0775 a (800) 247-5223 a FAX (510) 651-8754