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www.martinchrist.de

Press release from Martin Christ - 2007-09-06

Fastest possible Sample Concentration and Drying

This newly developed CHRIST-vacuum professional concentrator SpeedDry 2-33IR is particularly suitable for gentle concentration of DNA/RNA, proteins, and similar analysis preparations at the workplace. The versatile rotor program provides a high sample capacity, e.g. from 216 x 1.5 ml reaction vials up to 12 x microtiter-plates or 4 x deep-well plates. In addition, large sample volumes, e.g. 100-ml-tubes that are used for the screening of active substances can be quickly concentrated thanks to the efficient energy supply with halogen IR lamps.
Heating temperatures between +30°C and +80°C and, of course, also the entire pressure range of the vacuum pump can be selected either manually or controlled by a program, also freeze drying possible.
Features:
· CDplus control unit with a ramp programming function for pressure and temperature (16 programs max.).
· Halogen IR lamp provide optimal energy input for fastest possible evaporation.
· Control of the energy supply as a function of the sample vessel temperature, plus an additional measurement of the product temperature in order to avoid thermal damage.
· Robust, non-contact measurement data transfer (Triple TMM) from the rotor to the control unit.
· Precise vacuum control in both directions (air injection) for reproducible processes. High-performance manufacturers of vacuum pumps with final vacuum of <0.1 mbar allow dual-step process “Evaporation and Freeze Drying”.
· Variable speed for substance mixtures that tend towards a delay in boiling.

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detail-comm news di En 2008-08-35-28