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• Environmental Laboratories - RACSMA Working to Restore Nature 42501 Albrae Street Fremont CA 94538 Phone (510)623-0775 (800)247-5223 FAX (510)651-8754 ANALYSIS REPORT • 10201ab frm Attention Ms Eloise Chevren Date Sampled 02-24 to 26-92 RESNA/Applied Geosystems Date Received 03-06-92 3164 Gold Camp Dr, Ste 200 BTEX Analyzed 03-9/10-92 Rancho Cordova, CA 95670 TPHg Analyzed 03-9/10-92 Project AGS 38012-10 TPHd Analyzed NR Matrix Soil Ethyl- Total Benzene Toluene benzene Xylenes TPHg TPHd P� RP–M-- ppm ppm W—M RPM • Detection Limit 0 005 0 005 0 005 0 005 10 10 SAMPLE Laboratory Identification S-26-B9 ND ND ND ND ND NR •. 51203166 S-31-B9 ND ND ND ND ND NR 51203167 S-42-B9 ND ND ND ND ND NR • S1203168 S-6-B10 ND 0 023 ND 0 009 ND NR 51203169 S-11-B10 15 15 21 41 1900 NR • S1203170 I ppm = parts per million = mg/kg = milligrams per kilogram ND = Not detected Compound(s) may be present at concentrations below the detection limit NR = Analysts not requested ANALYTICAL PROCEDURES BTEX--Benzene toluene ethylbenzene,and total xylene isomers(BTEX)are measured by extraction using EPA Method 5030 • followed by analysts using EPA Method 8020/602 which utilizes a gas chromatograph (GC)equipped with a photoionization detector (PID)and a flame-tonizatton detector(FID)in renes TPHg—Total petroleum hydrocarbons as gasoline(low-to-medium boding points)are measured by extraction using EPA Method 5030, followed by analysts using modified EPA Method 8015,which utilizes a GC equipped with an FID TPHd--Total petroleum hydrocarbons as diesel (high boding points)are measured by extraction using EPA Method 3550 for sods and EPA Method 3510 for to owed by modified EPA Method 8015 with direct sample injection into a GC equipped with an FID • �C March 13. 1992 Laboratory Representative Date Reported RESNA ENVIRONMEN'T'AL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY . (Cenification No 1211)