List of Articles Gas chromatography Open Access Article Abstract Page Full-Text 1 - Chemical compositions of essential oils from Etlingera brevilabrum: A comparative analysis using GC×GC/TOFMS Behnam Mahdavi Open Access Article Abstract Page Full-Text 2 - Phytochemical variation of the seed essential oils of several populations of garden cress (Lepidium sativum L.) in different habitats of Iran Niloufar Jelvehgar Seied Mehdi Miri Khodadad Mostafavi Abdollah Mohammadi https://doi.org/10.71847/ejmp.2024.985437 Open Access Article Abstract Page Full-Text 3 - Application of solid phase microextraction method using polypyrrole/curcumin coated fiber for measurement of agricultural toxins by gas chromatography Atefeh Noora hamid ahmar mostafa jafari Mohammad Hossein Banitaba Open Access Article Abstract Page Full-Text 4 - Development of solid phase micro-extraction method based on nano ZnO and multi-walled carbon nanotube composite for extraction and measurement of some polycyclic aromatic hydrocarbons in tobacco Rezvan Askari Badoee Maryam Kazemipour neda mohammadi Mohammad Mehdipour