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RFSNA Industnes Inc <br /> Quality Assuranec/Quality Control Plan <br /> Revised November 1992 <br /> Combustible Gas/Oxygen <br /> Combustible gas/oxygen meter. Calibration. factory calibrated, field calibrated monthly, <br /> zeroed daily according to manufacturers instructions. <br /> ( Miscellaneous Measurine Devices <br /> i Calibration procedures for any other measuring device used will be documented at the <br /> request of the regulatory authority <br /> All equipment will be checked daily and replaced as necessary Instrument manuals and an <br /> l instrument log book will accompany equipment into the field Any calibration, repairs or related <br /> information will be recorded in the log book <br /> 8.0 LABORATORY QA/QC PLAN <br /> Soil and groundwater samples will be submitted to a State Certified Hazardous Waste Laboratory <br /> for chemical analysis of hazardous constituents Established QA/QC procedures for analytical <br /> operations will include sample custody procedures, standards of analytical accuracy, analysis of <br /> matrix spikes and method blanks, data reduction, verification of raw analytical data, and <br /> maintenance of control charts to monitor analytical performance These QA/QC procedures are <br /> [ outlined in the laboratory QA/QC Plan which is available upon request Organic chemical <br /> analyses will be performed in conformance with standard procedures established by the United <br /> States Environmental Protection Agency (EPA) in "Guidelines Establishing Test„Procedures for <br /> f he Analysis of Pollutants Under the Clean Water Act" (40 CFR, Part 136, October 1984) The <br /> L laboratory is periodically evaluated through external performance audits conducted by EPA and <br /> DHS using QC Iabs The specific analytical methods to be utilized for purgeable and <br />` semivolatile hydrocarbons analyses are shown on Table 2 <br /> QAQCIan ML 6 <br /> l <br />