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�> <br /> Mill lin <br /> to <br /> AEGIS (ENVIRONMENTAL, INC. <br /> STANDARD OPERATING PROCEDURES <br /> RE: SAMPLE IDENTIFICATION AND CHAIN-aF-CUSTODY PROCEDURES <br /> SOP-4 <br /> sample rote rity, and <br /> Sample identification and chain-of-custody procedures ensure same g <br /> document sample possession from the time °fledltocider~tifyion to lthe job number,ts dateme <br /> e disposal- Each <br /> docu in-field measurements <br /> sample container submitted for analysis is labeled <br /> of sample collection, a sample number unique to the sampla, any <br /> sampling ling methodology, name(s) of on site <br /> pens borinand g log.any <br /> othsr pertinent field <br /> made, P <br /> Y- <br /> observations also recorded on the field excavation <br /> forms are used to record possession of the sample from y e of <br /> of the <br /> 4!d <br /> chain-of-custody During shipment,the person with custody <br /> nin the chain-of-custody form(s) <br /> collection to its arrival at the laboratory. arson by sig g will verify <br /> samples will relinquish them to the next p <br /> the date and time. The sample-control officer at the al container(s) and <br /> and noting correct preservation, confirm collection in the proper <br /> sample integrity, <br /> ensure adequate volume for analysis. I° numbers <br /> the samples will be assigned unique laboratory 9 <br /> if these conditions are met, The log numbers will be recorded on <br /> for identification throughout analysis and reporting. uired log book maintained in the <br /> - other relevant <br /> the chain-of-custody forms and in the 1e9 Y- q <br /> _ laboratory. She sample description, date received, chant's name and any <br /> information will also be recorded. <br /> SOP-4110ct. 1990 <br />