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' Secuon 3 ONSUE Environmental Laboratories Inc Revision 0 Quality Assurance Plan January 15, 1996 Page 3 of 5 Upon receipt in the laboratory, Laboratory personnel make sure that as much ' information about the samples are recorded on the COC form pnor to signing the samples into ONSITE custody The ONSITE representative confirms that sample labels and the COC agree, signs in the area entitled "Received By" and issues a laboratory identificanon number which is unique to each office, project and sample 3 1 3 Analysis Requests ' The record is to be completed in the field to indicate project requested analyses, sample names and locations The primary documenting record is the COC ' Although changes from samplmg plan and the analyses planned may be made by field personnel because of sampling condinons, the analyses requested should be consistent with the project work plan or Quality Assurance Project Plan(QAPjP) ' and the reasons for any changes logged m the field notes If, in the event these documents do conflict, the laboratory will attempt to contact the client prior to proceeding with the analysis If the conflict is not resolved before the test trust be ' performed (e g , because holding tunes will expire), the signed COC takes precedence over other documents 32 Sample Containers ONSITE has adopted the sample preservation, container, and holding time recommendanons published in the US EPA "Test Methods for Evaluating Solid Wastes, ' Physical/Chemical Methods," (SW-846) and "Guidelines for Establishing Test Procedures for the Analysis of Pollutants Under the Clean Water Act," (40 CFR Part 136, October, ' 1984) A surtunary of these items is listed in Appendix B The laboratory will provide sample containers with appropnate preservatives to clients upon request Shipping conminers and chain-of-custody forms are provided as part of the sample kit ' ONSITE does not reuse sample containers All sample containers are used for a single sampling event, then disposed of m accordance ONSFFEs sample disposal plan The laboratory uses only vendor provided equivalent of EPA 200 or 300 senes precleaned rglassware and polyethylene ' 33 Sample Tracking 33 1 Sample Identification ' Samples received at the laboratory are considered to be physical evidence and are handled according to procedural safeguards established by the EPA Each sample is given a unique laboratory log number, which is logged into the appropnate ' bound sample receiving notebook The log number is clearly marked on the sample container and also recorded onto the COC for future reference The Word 6 0 loetuc3 doc