Determination of Fluoride in Acidulated Phosphate Topical Solutions Using Reagent-Free Ion Chromatography

APPLICATION NOTE 72926 Sodium monofluorophosphate monograph modernization using ion chromatography Authors Hua Yang and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA, USA Keywords Dionex IonPac AS18 column, suppressed conductivity detection, pharmaceutical, USP monograph, drug substance, assay, impurity limit, toothpaste Goal…

Application note | 002344 Pharma Determination of fluoride in sodium fluoride oral solution using carbonate/bicarbonate eluent Authors Goal Jingli Hu, Jeffrey Rohrer To develop a new method for the determination of fluorine in sodium fluoride oral Thermo Fisher Scientific, Sunnyvale,…

Application Note 254 Determination of Total Phosphorus in Wastewater Using Caro's Reagent and Ion Chromatography INTRODUCTION Phosphorus in the environment is beneficial for many biological processes, but too much phosphorus can create an imbalance in the ecosystem. Human activity can…

Application Note 154 Determination of Inorganic Anions in Environmental Waters Using a Hydroxide-Selective Column INTRODUCTION Ion chromatography (IC) is now a well-established and accepted technique for the monitoring of inorganic anions in environmental waters, such as surface, ground, and drinking…