Maintain log(s) of all samples received in the lab for assigned parameters for analysis.Make sure all necessary supplies required for the assigned tests are in stock and current.Maintain and update all logbooks associated with the assigned analytical procedures.Check and verify that received samples are in proper containers for the requested analyses.Check and ensure that samples are properly preserved prior to analysis.Ensure that all instruments and equipment used for sample analysis are calibrated and in good working order prior to any sample analysis.Prepare and perform sample analysis utilizing assigned instruments using current and approved SOPs and within regulatory holding times.Submit all analytical results to the Supervisor for review promptly to meet client TATs and expectations.Perform routine maintenance of instruments and equipment as assigned.Conform to all GSL QA/QC practices.Maintain a clean and safe work environment for self and other lab employees as required by GSL health and safety guidelines.Notify management of any conditions that may adversely affect the suitability or validity of the requested analysis.