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Ouallty Assurance <br /> General S m le Collection and Handlina Proced res <br /> of each <br /> Proper collection and handlinguitblleaceontainer,aherrmeticato lly seated, cthe ool d or refrigerated as <br /> le. Each <br /> sample is collected in a sulfa <br /> needed and preserved correctly far the Intended analyses. if storage of the sample prior <br /> to analysis is required, it is and stored no longer than the maximum allowable holding <br /> time. <br /> Sam fe Identification rid Ch in- f-Cust Pr ced res <br /> r.. <br /> Sample identification and chain-of-custody procedures ensure sample integrity Eh <br /> and <br /> Itimtedocument sample Possession ofr mthe time <br /> sel ofelcollection <br /> vto ita laILI beeide tifyinglthe ac <br /> sample container submittedanalysis <br /> number, date, time of <br /> Saml D ald descrion ption of the nd a sample any�in`fieldtmeasu ements <br /> This information, in addition <br /> made, samplirg methodology, name(s)of on-site personnel and any other pertinent fief <br /> observations, is recorded on the boring log, <br /> Chain-of-custody farms indicate when the sampe`�d tishipped, <br /> e P when custopersonof the samples <br /> of the samples and a signature indicating the date a verifies sample integrity and <br /> is relinquished. The sample control officer at the laboratory <br /> confirms sample collection within the proper container, correct preservation and an <br /> adequate volume for analysis. <br /> atory log number <br /> When these conditions were met,the sample is ass <br /> igTnhee lou unique <br /> isalso recorded on <br /> for identification throughout analysis and reporting g <br /> the chain-of-custody form and in the legally-required <br /> c1 en t'sg book name and maintained <br /> any other pertinent <br /> tory. The sample description, date receiv , <br /> information is also recorded. <br /> ^' Anal "ical Quality Assurance <br /> in addition to routine calibration of the analytical instruments with standards e anedtbof la the <br /> s. . <br /> the laboratory analyst is required to run duplicates and spikes on 10 percent <br /> c <br /> sure of precision and accuracy. Accuracy is also <br /> analyses to insure an added mea <br /> 4 verified through the following: <br /> 1. U.S. Environmental Protection Agency and state certification programs; <br /> - <br /> d-robin" quality assurance program; <br /> 2. Participation on an inter-laboratory or "roun <br />