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5.0 CHAIN OF CUSTODY PROCEDURES <br /> 5.1 Sample Labels <br /> Each sample container will be labeled prior to filling to prevent misidentification. The label will <br /> contain at least the following information: <br /> - Sample number which uniquely identifies the sample <br /> - Project title or number <br /> - Location or sample collection <br /> - Soil boring or well number, as applicable <br /> - Name of collector <br /> - Date and times of collection <br /> - Type of analysis requested <br /> 5.2 Chain Of Custody Record And Sample Analysis Request Form <br /> A chain of custody record for each container or sample will be used to track possession of the <br /> samples from the time they were collected in the field until the time they are analyzed in the <br /> laboratory. <br /> The chain of custody record will contain the following information: <br /> 1. Site Name <br /> 2. Signature of collector <br /> 3. Date and time of collection <br /> 4. Sample identification number(s) <br /> 5. Number of containers in sample set <br /> 6. Description of sample and container(s) <br /> 7. Name and signature of persons, and the companies or agencies they <br /> represent, who are involved in the chain of possession <br /> 8. Inclusive dates and times of possession <br /> 9. Requested analysis for each sample <br /> 5.3 Delivery Of Samples To Laboratory <br /> Samples will be delivered to the laboratory on a daily basis. Samples will be refrigerated to <br /> approximately 4C for shipping. Shipping containers will be sealed with security tape to assure <br /> sample integrity during shipping. Delivered samples will be accompanied by a chain of custody <br /> record. The laboratory shall note on the chain of custody that samples were properly preserved <br /> and security tape was intact upon arrival. <br /> 3 <br />