Potassium in potash

AN-T-224 Aluminum content in coagulants and flocculants for wastewater treatment Fast and accurate thermometric determination based on ABNT NBR 11176 Summary Coagulation and flocculation are an essential part of treating both drinking water and wastewater. A common practice in overloaded…

AN-H-146 Ammonium and urea nitrogen in NPK fertilizers Fast, simultaneous determination of both components by thermometric titration Summary Fertilizers are applied in the agricultural sector to provide more essential nutrients to growing plants. The so-called «NPK» fertilizers provide such nutrients…

AN-H-144 Ferrous iron in iron sucrose injection Rapid and reliable determination by thermometric titration Summary Iron sucrose injections are used during the treatment of iron deficiency anemia. They contain a mixture of ferric iron (Fe3+) and ferrous iron (Fe2+). Ferrous…

AN-H-127 Thermometric analysis of aluminum by backtitration Fast and robust technique for aluminum determination Summary A thermometric complexometric titration procedure has been adapted to the determination of aluminum in solutions, where the direct titration with fluoride is not practicable because…