List of Articles Water samples Open Access Article Abstract Page Full-Text 1 - Trace Monitoring of Phthalate Esters in Environmental Water Samples by Ionic Liquid-based Ultrasound-assisted In-situ Solvent Formation Microextraction Combined with High-performance Liquid Chromatography Mohsen Zeeb Hadi Farahani 10.22034/jchr.2018.544220 Open Access Article Abstract Page Full-Text 2 - Simultaneous Spectrophotometric Determination of Nitrophenol Isomers in Environmental Samples Using First Derivative of the Density Ratio Spectra F. Bagheban-Shahri A. Niazi A. Akrami 10.22034/jchr.2018.544009 Open Access Article Abstract Page Full-Text 3 - Determination of Zinc Ions in Environmental Samples by Dispersive Liquid- Liquid Micro Extraction and Atomic Absorption Spectroscopy F. Arabi A. Emami Meibodi F. Aflaki 10.22034/jchr.2018.544000 Open Access Article Abstract Page Full-Text 4 - Homogeneous Liquid-Liquid Microextraction via Flotation Assistance Method as a Sensitive and Efficient Sample Preparation Method for Determination of Diazinon in Water Samples Hossein Ali Mashayekhi 10.22034/jchr.2016.544158 Open Access Article Abstract Page Full-Text 5 - Magnetic Solvent Bar Liquid-Phase Microextraction Followed by Gas Chromatography-Flame Ionization Detection for the Trace Determination of Selected Polycyclic Aromatic Hydrocarbons in Environmental Water Samples Hadi Farahani Mohsen Zeeb 10.22034/jchr.2018.544208 Open Access Article Abstract Page Full-Text 6 - Determination of Trace Amount of Manganese in Water Samples by Micro-funnel Magnetic Stirring-assisted Liquid Phase Microextraction Technique Majid Ramezani Maryam Ghalenoei 10.22034/jchr.2020.578302.0