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N <br /> Smith Technology Corporation <br /> Quality Assurance/Quality Control Plan <br /> Revised February 1995 <br /> evidence Where several types of analysis will be performed for a given well, Individual samples will be <br /> collected in the following order <br /> 1 Volatile Organics <br /> 2 Purgeable Organic Carbon <br /> 3 Purgeable Organic Halogens <br /> 4 Total Organic Carbon <br /> 5 Total Organic Halogens <br /> 6 Extractable Organics <br /> 7 Total Metals <br /> 8 Dissolved Metals <br /> 9 Phenols <br /> 10 Cyarude <br /> The specific analytical methods be utilized for the common volatilelsemivolattle to analyses are shown <br /> . on Table 2 <br /> Groundwater samples will be collected with a teflon bailer with bottom emptying device Duplicate <br /> samples will be transferred to vials or containers that meet Regional Board specifications (Table 1) <br /> Groundwater from the bailer will be transferred to the sample container by allowing the fluid to flow <br /> slowly along the sides of the vessel All containers will be filled above the top of the opening to form a <br /> positive meniscus No headspace should be present in the sample container once it is sealed After the <br /> vial is capped it will be inverted to check for air bubbles If bubbles are present the sample will be <br /> discarded and replaced If it is not possible to collect a sample without headspace, the problem will be <br /> noted on the field technician's sampling log <br /> Immediately following sample collection, samples will be labeled and stored in an ice chest contairung <br /> frozen chemical ice sealed In plastic bags Sample labels will contain the following information <br /> ✓ date and time <br /> W 1AdmmlShellslQAQC-97 DOC <br />