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Archive for May, 2019

Measuring the Salinity of Water

Written by Janice M on . Posted in Technical Tips

Measuring the salinity or the dissolved salt content of water is important as aquatic organisms, livestock, and crops thrive at different salinity levels. Freshwater has a salinity value of less than 0.5 ppt while seawater has an average salinity of 35 ppt. Introduction Salinity is the measure of the amount of dissolved salts in water. …

Determination of pH in Non-aqueous Solutions

Written by Janice M on . Posted in Technical Tips

A simple extraction procedure using water is recommended for measuring the pH of non-aqueous solutions containing water-immiscible solvents. Water is added and mixed thoroughly with the sample. After reaching equilibrium, the solvent phase is separated and the pH of the water phase is then measured. Introduction 1. Solvents Liquids can serve as solvents to dissolve …

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