Nanjing Kelunde Scientific Instrument Co., Ltd
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874 Fully Automatic Karl Fischer Sample Heating Injector 874 USB Oven Sample Processor
The revolutionary fully automatic Karl Fischer moisture determination auxiliary technology created by Metrohm (Switzerland) is connected to a PC throu
Product details

The revolutionary fully automatic Karl Fischer moisture determination auxiliary technology created by Metrohm (Switzerland) is connected to a PC through a USB port. This technology has comprehensively reformed the traditional Kjeldahl heating furnace used for difficult sample determination, and combined with the Metrohm volumetric or Coulombic Kjeldahl moisture analyzer, it realizes the combination of fully automatic sample conversion and difficult sample analysis. Compared with traditional Karl Fischer furnaces, it has:
·The experimental conditions have good repeatability, greatly improving the problem of poor accuracy in traditional Kjeldahl furnace experiments;
·Adopting an economical and universal 20mm headspace injection bottle, which can be reused;
·No side reactions interfere with the measurement, and there is no problem of sample contamination in the measuring cup and traditional Karl Fischer chamber;
·High efficiency, time-saving and labor-saving, greatly reducing reagent consumption;
·Direct measurement without sample preparation
·The revolutionary fully automatic Karl Fischer moisture determination auxiliary technology created by Metrohm (Switzerland) is suitable for volumetric and coulombic Karl Fischer moisture determination instruments, and is connected to a PC through a USB port. This technology has comprehensively reformed traditional methods
The Karl Fischer oven used for difficult sample determination, combined with the Metrohm volumetric or Coulombic Karl Fischer moisture analyzer, achieves a perfect combination of fully automatic sample conversion and difficult sample analysis. Compared to traditional Karl Fischer furnaces
Compared to others, it has:
·The experimental conditions have good repeatability, greatly improving the problem of poor accuracy in traditional Kjeldahl furnace experiments;
·Adopting an economical and universal 20mm headspace injection bottle, which can be reused;
·No side reactions interfere with the measurement, and there is no problem of sample contamination in the measuring cup and traditional Karl Fischer chamber;
·Efficient, time-saving, and labor-saving, with significantly reduced reagent consumption;
·Direct measurement without sample preparation
·Suitable for volumetric and Coulombic Karl Fischer moisture meters

Main technical parameters

·Analysis time for each sample: 3-15 minutes
·Programmable gradient heating
·Temperature range: 50-250 oC
·Heating rate: 15oC/min (50-150oC)
·The sample tray can be replaced to hold up to 36 sample bottles
·Sample bottle specification: 20mm headspace injection bottle
·Maximum sample volume: 7mL
·Digital carrier gas flow control
·Flow range: 0-150 mL/min

application area

Suitable for crude oil, petroleum products, organic amines, toners, plastics, pharmaceuticals, food, and freeze-dried products

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