[{"command":"settings","settings":{"pluralDelimiter":"\u0003","suppressDeprecationErrors":true,"user":{"uid":0,"permissionsHash":"d9587e6f410d2e7f476e3da6cb10a457c78ab82347f962bf83d9020620f901dd"}},"merge":true},{"command":"add_css","data":[{"rel":"stylesheet","media":"all","href":"\/modules\/contrib\/addtocal\/addtocal.css?t2408i"},{"rel":"stylesheet","media":"all","href":"\/themes\/custom\/cest2025\/css\/components\/node.css?t2408i"}]},{"command":"add_js","selector":"body","data":[{"src":"\/core\/assets\/vendor\/jquery\/jquery.min.js?v=3.7.1"},{"src":"\/core\/assets\/vendor\/once\/once.min.js?v=1.0.1"},{"src":"\/core\/misc\/drupalSettingsLoader.js?v=10.5.1"},{"src":"\/core\/misc\/drupal.js?v=10.5.1"},{"src":"\/core\/misc\/drupal.init.js?v=10.5.1"},{"src":"\/modules\/contrib\/addtocal\/addtocal.js?v=10.5.1"},{"src":"\/modules\/contrib\/addtocal\/addtocal-download.js?v=10.5.1"}]},{"command":"openDialog","selector":"#drupal-modal","settings":null,"data":"\n\u003Carticle class=\u0022node node--type-presentation node--promoted node--view-mode-modal\u0022\u003E\n      \u003Cdiv\u003ESession 32 - Water treatment\u003C\/div\u003E\n  \n      \u003Cb\u003E\u003Cspan\u003EPerformance Of Preoxidation And Coagulation In Arsenic Removal From Groundwater For Human Consumption In A Small Rural Community In Western Romania \u003C\/span\u003E\n\u003C\/b\u003E\n  \n      \u003Cdiv\u003E\u003Cb\u003ECEST ID: cest2025_00389\u003C\/b\u003E\u003C\/div\u003E\n  \n        \u003Cdiv class=\u0022mb-3\u0022\u003E\n      \u003Cb\u003ERoom Aegle B | Sat 6 Sep 2025 | 12:00 - 12:10 pm\u003C\/b\u003E\n    \u003C\/div\u003E\n  \n          \n    \n  \n      \u003Cdiv class=\u0022mt-10\u0022\u003E\n            \u003Cdiv class=\u0022clearfix text-formatted field field--name-presentation-body field--type-text-long field--label-hidden field__item\u0022\u003EHealth problems caused by high arsenic concentrations (over 200 \u03bcg\/L) in groundwater sources in the Pannonian Basin (Hungary, Romania, Croatia, Serbia) have become a major concern for researchers and environmental experts. This paper evaluates the effect of the preoxidation (with hypochlorite)\/coagulation process (with commercially available coagulant FeCl3) on the removal efficiency of arsenic (with an initial concentration of 235 \u00b1 0,6 \u03bcg\/L) from a groundwater source for a small rural community in western Romania, at laboratory scale. The results of this experimental study showed that, through the preoxidation\/coagulation process, the arsenic concentration is removed up to 94% from the groundwater used. Since coagulation and flocculation are simple and commonly applied in drinking water treatment plants in most countries of the Pannonian Basin, this work aims to contribute to long-term improvement of drinking water in this geographical area, with groundwater sources naturally contaminated with arsenic. \u003C\/div\u003E\n      \u003C\/div\u003E\n  \n  \u003Cdiv class=\u0022mt-5 mb-5\u0022\u003E\n          \u003Cspan\u003E\n          \u003Cb\u003EPresenter:\u003C\/b\u003E\n                      \u003Cp\u003E\n            Dr ADINA Pacala\n            \u003C\/p\u003E\n                  \u003C\/span\u003E\n      \u003C\/div\u003E\n\n  \u003Cdiv class=\u0022mb-5\u0022\u003E\n          \u003Cdiv class=\u0022field__label\u0022\u003E\n        Authors\n      \u003C\/div\u003E\n              \u003Cp\u003E\n          ADINA Pacala\n        \u003C\/p\u003E\n              \u003Cp\u003E\n          Dorian Gabriel Neidoni\n        \u003C\/p\u003E\n              \u003Cp\u003E\n          Sorina Claudia Negrea\n        \u003C\/p\u003E\n              \u003Cp\u003E\n          Anda Gabriela Tenea\n        \u003C\/p\u003E\n              \u003Cp\u003E\n          Cristina Dinu\n        \u003C\/p\u003E\n              \u003Cp\u003E\n          Mihai Stefanescu\n        \u003C\/p\u003E\n            \u003C\/div\u003E\n\n\u003C\/article\u003E\n","dialogOptions":{"width":"700","position":{"my":"right top","at":"right top"},"closeOnEscape":true,"dialogClass":"presentation-dialog","modal":true,"title":"","classes":{"ui-dialog":"presentation-dialog"}}}]