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k <br /> Environmental Laboratories ---- — Inff"AW <br /> Working To Restore Nature <br />'COO <br /> ANALYSIS REPORT <br /> 10201ab frm <br /> Attention Mr Dave Stavarek Date Sampled 09-10-92 <br /> RESNA Date Received 09-15-92 <br /> 3164 Gold Camp Dr, Ste 200 BTEX Analvzed 09-15-92 <br /> Rancho Cordova, CA 95670 TPHg Analyzed 09-15-92 <br /> Project 38009 05, Firehouse/Stockton TPHd Analyzed NR <br /> Matrix Water <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> Detection Limit 05 05 05 05 50 50 <br /> SAMPLE <br /> Laboratory Identification <br /> W-0910-RW1 33 13 51 32 1100 NR <br /> W1209346 <br /> ppb = pans per billion = µg/L = micrograms per liter <br /> ND = \ot detected Compound(s) may be present at concentrations below the detection limit <br /> NR = Anaivsis not requested <br /> ANALYTICAL PROCEDURES <br /> [Tt!EX— Benzene toluene ethvlbenzene and total xviene isomers (BTEK) are measured by extraction using EPA Method 5030 <br /> followed by analysis using EPA Method 8020/602 which utilves a gas chromatograph (GC) equipped with a photoionization detector <br /> (PID) and a flame-ionization detector(FID) in series <br /> -rptig—Total petroleum hvdrocarhons as gasoline I low-to-medium boiling points) are measurea b,. extraction using EPA Method 5030 <br /> lollowed by analvsis using modified FPA Method 8015 wnich utilizes a CSC tquipped with an FID <br /> T?1Id--1 otal petroleum hvdrocarbons as diesel (high boiling points) are measured by extraction using LPA Method 3550 for soils and <br /> EPA Method 3510 for water followed by modified EPA Method 8015 with direct sample injection into a GC eouipped with an FID <br /> I l I1l[ a�1,u Seytember_21. 1992 <br /> Laboratory Representative Date Reported <br /> RESNA ENVIRONtAW AL IABORATORY IS CERTIFIED BY THE STATE OF CALIFOR.IIA <br /> DEPARTMENT OF HEALTH SERVICES AS A 14AZARDOLS WASTI:TESTING LABORATORY <br /> (Cenificanon \o 1211) <br /> -2501 4lbrae S'treet • F,Pmnnt C-\ 0.1;38 0 PhnnP iini 621 n` • ,Anm ,� • cap �z <br />