Determination of Calcium in Cement by Photometric Titration of the Solubilized Product According to EN 196-2
9 Apr 2014This application note covers the photometric determination of calcium using the Optrode (610nm). After digestion of the cement sample, calcium is titrated with EDTA to the murexide endpoint.
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Optrode Sensor for Titration
Metrohm AGSensor for titration with photometric endpoint recognition. Eight wave lengths: 470, 502, 520, 574, 590, 610, 640 and 660 nm 100% solvent-resistant due to glass shaft Compact and space-saving Very easy to clean Easy to change the wave lengths Both new and existing titration systems can be furnished with the optrode. The power supply is provided directly through the USB interface of a Metrohm instrument (Titrino plus, Ti-Touch, Titrando, USB sample changer). With older models without a USB interface, the power supply can also be provided by means of an optional USB power supply unit.