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i ~ <br />QUALITY ASSURANCE PLAN <br />3) Cham~cals, testing reagents and testing supplies are inspected for teaks, <br />broken seals, chipped caps, distorted labels, etc. Information is lopped in the <br />Chemical Logbook. noting reason for rejection. <br />4} Stock solutions, reagents and standards that could affect analytical or <br />testing accuracy Or precision are checked prior to use. Questionable chemicals <br />are rejected by the laboratory and returned to vendor. <br />5.0 SAMIPLE HANDLING, IDENTIFICATION, STORAGE AND SHIPPING <br />It is the responsibility of the QA Officer to make decisions pertinent to ttre validity <br />and acceptability of samples submitted For testing. <br />5.1 Physical Conditions of Sample Containers <br />r.. <br />1) Physical damage to sample containers are care#ully examined and the <br />sender is notified. Recommendations by Sangre De Cristo Laboratory, IrtC. ere <br />made to discard the sample with the ultimate decision made by the gender. <br />2) Sender is notified concerning suspect samples (destroyed labels, txnlcen <br />caps end seals} regarding necessary decision-making concernng sample <br />disposition. <br />3) Samples are divided into appropriate and compatible shipping groups. <br />4) Samples are checked to assure they are properly and aocuralely ideMiRed <br />and that necessary paperwork accompanies the shipment. <br />5.2 Sample Identification <br />A basic requirement of sample inle9rlty is accurate sample iderttit'rcation. <br />Senders of samples that cannot be crass-checked to en accompanying chain-of- <br />custody form because of ambiguous, inadequate, or nan~xisleM labellnp aro <br />immediately notified for clarification. <br />~-. Where sample identification is "fairly' obvious, laboratory staff will make a <br />special effort to identity and correlate unidentified samples. <br />99 <br />