Bringing over 22 years of expertise in gas chromatography, including GLC with ECD, TID, FID, headspace GC/MS, as well as liquid chromatography with UV-Vis, FLD, RID, ELSD, DAD, UHPLC, and 2D-LC. Extensive knowledge in monomer and polymer characterization using advanced gel permeation chromatography (GPC/SEC - RI, VS, LS), GC, HPLC, GCMS, and LCMS. Proficient in mass spectrometry techniques such as GC MS/MS and LC MS/MS with ion trap, triple quad, single quad, TOF, and QTOF instruments. Skilled in solid phase extraction, flame photometry, and analytical method development and validation. Experience includes pesticide residue analysis from various sources such as grapes, vegetables, soil, water, and milk. Strong background in laboratory maintenance and ensuring health and environmental safety. Excellent computer skills for office documentation, data entry, and interpretation. Well-equipped to contribute to any analytical laboratory setting.