Nicotine Determination in E-Liquids
24 Apr 2019In this application note, Metrohm presents an affordable and reliable method to determine the nicotine content in e-liquids and their nicotine starting material to help ensure the quality of these products. Non-aqueous acid base titration is a more affordable alternative to the traditional gas or liquid chromatography used for nicotine determination.
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869 Compact Sample Changer
Metrohm AGThe 869 Compact Sample Changer allows rapid and very easy automation of small sample series. With a total of 12 positions, a variety of titrations can be carried out fully automatically with the electrodes being cleaned or conditioned between determinations. The large and clearly arranged display keeps you updated on the status of the sample series. Urgent samples can be preferentially analyzed at any time. Laboratory space is both scarce and expensive – the footprint of the 869 Compact Sample Changer is similar to that of an analytical balance. The advantages of the 869 Compact Sample Changer at a glance: • Economical automation • Space-saving; 11 sample positions • Different method templates • Easy operation
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.