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f lggar <br /> AEGIS ENVIRONMENTAL) INC. <br /> STANDARD OPERATING PROCEDURES <br /> RE: SA14PLE IDM1T3:1FICAT:[0N AND CMUN-op-CUSTODY PROCEDURES <br /> SOP-4 <br /> Sample identification and chain-of-custody procedures ensure sample <br /> integrity, and document sample possession from the time of <br /> integrityn to its ultimata disposal. Each sample container <br /> submitted for analysis is labeled to identify the job number, dater <br /> time of sample collection, a sample number unique to the samplof <br /> any in-field measurements made, sampling methodology. name(s) <br /> on-site personnel and any other pertinent field observations also <br /> recorded on the field es:cavation or boring log. <br /> Chain-of-custadY farms are used to record possession of the sample <br /> from time of collection to its arrivalthe <br /> $ e 1 will rrelinquish <br /> shipmen , the person with cof ustody p <br /> them to the next person by signing the chain-of-custody form(s) and <br /> i Hating the date and time. The sample-control officer at the <br /> laboratory will verify sample integrity, correct preservation, <br /> confirm collection in the proper container(s) and ensure adequate <br /> volume for analysis. <br /> If these conditions are met, the samples will be assigned unique <br /> laboratory log numbers for identification throughout analysis and <br /> reporting. The <br /> and in the legally-required lag numbers will he recorded on the chain-of- <br /> custody forms log book maintained in <br /> the laboratory. The sample description, date received, client's <br /> name and any other relevant information will also be recorded. <br /> l SOP-4/Oct. _. <br />