Nov. 27, 2017ApplicationsAnalytical InstrumentsSpectroscopy & Elemental Analysis
Water is susceptible to impurities and contamination with pathogenic germs, and Chlorine is still the most important disinfectant for basin water and, in some countries and in certain events, for drinking water too. Which legal regulations ...
Sep. 27, 2017ApplicationsAnalytical InstrumentsSpectroscopy & Elemental Analysis
In the past "colorimetry" was based on human color vision, which is strongly influenced by individual perception as well as by exterior influences, such as ambient light and the brightness. Only with the use of photometers and ...
Jul. 11, 2017ApplicationsAnalytical InstrumentsSpectroscopy & Elemental Analysis
Since the start of the photometry compendium, we have collected the most frequent requests about the subject "How do you achieve good measured results?" and compiled them into a list of favorites. Here, important subjects include ...
Jun. 22, 2017ApplicationsAnalytical InstrumentsSpectroscopy & Elemental Analysis
The wastewater treatment plant Peißenberg permitted WTW to perform long-term testing of the reagent-free measurement of COD and nitrate for a period of approx. 6 weeks. Two different WTW reagent-free measuring methods were tested: One was ...
Jan. 15, 2017ApplicationsAnalytical InstrumentsChromatography
Typically, columns with an inner diameter of 300 µm are used for micro-LC applications. To achieve high separation performance the inner diameter of the capillary has to be in optimal alignment with the column.
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Sep. 27, 2016ApplicationsAnalytical InstrumentsPhysical Methods
Water content can affect product quality, texture, shelf life, chemical stability and reactivity. Karl Fischer titration is a universally accepted method for measuring water content in all types of substances, including chemicals, oils, ...
May. 04, 2016ApplicationsAnalytical InstrumentsPhysical Methods
Intravenous infusions are administered directly into the bloodstream, and thus do not pass through the protective filters of the digestive system before being circulated through somewhat vulnerable areas, such as the heart and lungs. A ...
Jan. 21, 2016ApplicationsAnalytical InstrumentsMicroscopy & Imaging
Author: Joachim Kirschner1
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