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Environmental Laboratories --— �5M <br /> Working to Restore Nature <br /> 42501 Albrae Street <br /> Fremont,CA 94538 <br /> Phone (510)623-0775 <br /> (800)247-5223 <br /> FAX (510)651-8754 ANALYSIS REPORT <br /> Attention John Lane Date Sampled 02-19-93 <br /> RESNA Date Received 02-23-93 <br /> 1710 Main Street BTEX Analyzed 02-23-93 <br /> Escalon, California 95320 TPHg Analyzed 02-23-93 <br /> Project 11020 OL,Project W0596 02 TPHd Analyzed NR <br /> KOK Realty, Stockton Matrix Water <br /> Ethyl Total <br /> Benzene Toluene Benzene Xylenes TPHg TPHd <br /> ppb ppb_ ppb ppb ppb T ppb <br /> Detection Limit 05 0 5 0 5 0 5 50� 50 <br /> SAMPLE <br /> Laboratory Identification <br /> KOK MW-1 780 17 140 130 10000 NR <br /> W1302378 <br /> KOK MW-2 180 14 120 160 4700 NR <br /> W1302379 <br /> KOK MW-3 13 ND 43 1 1 440 NR <br /> W1302380 <br /> KOK BT 17 1 1 ND 0 5 170 NR <br /> W1302381 <br /> ppb=parts per bdlmo=ug/l.=micrograms per liter <br /> ND=Not detected Compound(s)maybe present at concentrauom below the detection lima <br /> NR=Analyse not requested <br /> ANALYTICAL PROCEDURES <br /> BTEX Benzene,toluene ethylbenzem,and total xylene isomers(BTFX)are measured by extraction using EPA Method 5030 <br /> followed by analyse using EPA Method WM/602,which utilizes a gas chromatograph(GC)equipped with a photoionmation detector <br /> (PID)and a flame-mnthaatton detector(FID)in series <br /> TPHg Total petroleum hydrocarbons as gasoline(low to medium boiling points)are measured by extraction using EPA Method 5030, <br /> followed by analysts using modified EPA Method 8015 which utilizes a GC equipped with an FID <br /> TPHd Total petroleum hydrocarbons as diesel(high boiling points)ars measured by extraction using EPA Method 3550 for soils and <br /> EPA Method 3510 for water,followed by modified EPA Method 8015 with direct sample tnleotion into a GC equipped with an FID <br /> l March 3,1993 <br /> Laboratory Re ntattve Date Reported <br /> RESNA ENVIRONMENTAL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No 1211) <br />