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• Water removed from the well was contained in a portable Baker Tank The water <br /> was stored at the site pending laboratory analysis of the groundwater <br /> Sample Retention and Analysis Procedures <br /> • COC procedures, including the use of COC forms, were used to document sample <br /> handling and transport from collection to delivery to the laboratory for analysis <br /> The samples were placed on ice in insulated chests overnight in the custody of a <br /> Shaw employee The samples were picked up within approximately 48 hours of <br /> collection by a courser supplied by the laboratory, or were delivered to the <br /> laboratory by Shaw E & I personnel within approximately 48 hours of collection <br /> The samples were transported to the laboratory in a motor vehicle <br /> • Soil samples were labeled with the boring number, and the sample collection depth <br /> For example, "MW4R-10" represents monitoring well 4 collected at a depth of <br /> 10 feet below the ground surface <br /> • Laboratory quality assurance/quality control procedures are summarized below <br /> — Method Blank Frequency = one per 10 samples <br /> — Matrix Spike/Matrix Spike Duplicate = one per 10 samples <br /> — Laboratory Control Sample/Laboratory Control Sample Duplicate = one per <br /> 10 samples <br /> SHAW ENVIRONMENTAL,INC <br /> 11SACRFP1ICOMMONISACDP120034PRJ188018800391A 3AE DOC <br /> B-4 <br />