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' VOLATILE AROMATIC COMPOUNDS <br /> Analytical Method: Modified EPA 8020 (STEB) <br /> Preparation Method: EPA 5030 <br /> Pro)ect Project <br /> Name: N & B Wiggins 1/4 Number: NS <br /> Sample Lab Project- <br /> Description: MW-4 ID Number: 7639-007 <br /> Sample Date <br /> Number: 213959 Sampled: _06/04/93 <br /> Date Date <br /> Received: 06 _05/93 Analyzed: 06/08/93 <br /> REPORTING <br /> ANALYTE CONCENTRATION LIMIT <br /> ug/L (ppb) ug/L (ppb) <br /> Benzene 430 (a) 50 <br /> Toluene BRL 5. 0 <br /> Ethylbenzene 20 5. 0 <br /> 1, 2-Xylene BRL 5. 0 <br />' 1, 3-Xylene (b) 5. 0 <br /> 1, 4-Xylene 91 5. 0 <br /> Percent Acceptance <br /> Surrogate Recovery Limits <br /> a,a,a-Trifluorotoluene 91 80 - 120 <br />' Comments: (a) The data is reported from a different analytical run <br /> on 06/09/93 at a 100 fold dilution to obtain a result <br /> within linear range. <br />' (b) Coelutes with 1, 4-Xylene. <br /> The sample was diluted 10 fold to bring target analytes <br /> within linear working range. <br /> Approved By: LED Date: tD 13 <br /> Nancy McDonald, Quality Control Chemist <br /> The cover letter and attachments are integral parts of this report. <br /> 052493btexw <br /> MBT Environmental <br /> Laboratories ' <br /> g <br />