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I <br /> - RECci vim;; H;,? 2 6 1993 <br /> Environmental Laboratories_ rffl !��!�! <br /> ��nw <br /> Working To Restore Nature <br /> ANALYSIS REPORT <br /> Attention John Lane Date Sampled 04-01-93 <br /> RESNA Date Received 04-02-93 <br /> 1710 Main Street STEX Analyzed 04-14-93 <br /> Escalon, California 95320 TPHg Analyzed 04-X14-93 <br /> Project 110200L, Project W037600 TPHd Extracted 04-06-93 <br /> Chevron, Stockton TPHd Analyzed 04-16-93 <br /> Matrix Water <br /> Ethyl Total <br /> Benzene Toluene Benzene Xylenes TPHg TPHd <br /> ppb ppb ppb ppb ppb ppb <br /> Detection Limit 05 0 5 05 0 5 50 50 <br /> SAMPLE <br /> Laboratory Identification <br /> CS MW1 ND ND ND ND 150 ND <br /> W1304032 <br /> CS MW2 ND ND ND ND ND ND <br /> W1304033 <br /> CS MW3 ND ND ND ND ND ND <br /> W1304034 <br /> CS TB1 ND ND ND ND ND ND <br /> W1304035 <br /> ppb=parts per bdlxm=ug/L=micrograms per liter <br /> ND=Not detected. Cc mpound(s)may be present at roncentratsons below the detection limit <br /> NR=Analysis not requested <br /> ANALYTICAL PROCEDURES <br /> BTEX Benzene,toluene ethylbenzetie,and total xylene isomers(BTFX)are measured by extraction using EPA Method 5030 <br /> followed by analysis using EPA Method 8020!602.which utilizes a gas chromatograph(GC)equipped with a photownization detector <br /> (PID)and a flame-ionization detector(FID)in series <br /> TPHg Total petroleum hydrocarbons as gasoline(low to medium boiling points)arc measured by extraction using EPA Method 5030 <br /> followed by analysis using modified EPA Method 8015,which uhltzes a GC equipped with an FID <br /> TPHd Total petroleum hydrocarbons as diesel(high boiling points)are 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 injection into a GC equipped with an FID <br /> Y L(`t qv April 20,1993 <br /> Laboratory Rep ntatwe Date Reported <br /> RESNA ENVIRONMENTAL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TES TNG LABORATORY <br /> (Certification No 1211) <br /> M <br /> 42501 Albrae Street• Fremont, CA 94538 • Phone (510) 623-0775 • (800) 247-5223 • FAX (510) 651-8754 <br />