Fritsch Pulverisette 23

For fine comminution of very small-quantities, dry laboratory samples or solids in suspension. For mixing and homogenization of emulsions. Sample quantity up to 5 ml.

Typical fields of application
Ideal for sample preparation, for example, for chemical analysis, chromatography, mass spectrometry or X-ray structural analysis. Can be used for preparing samples for genetic research, for homogenizing of active ingredients, preparation of extracts in the forensic analysis and milling of pigments or other precious materials. The pulversiette 23 is also specially suited for the assessment of biological samples and for cryo-comminution of deep freeze of refrigerated soft samples.

Method of operation
Vertical oscillations of the grinding bowl with high amplitude generates a particle-size reduction through the impact of the grinding ball and friction between ball and grinding bowl wall.

Features of performance

• small grinding bowl volume (2 sizes) for very small quantities < 5 ml
• Low contact surface area with grinding elements
• Quick fastening of the grinding bowl with slot-and-key clamping system
• Oscillation amplitude 9 mm
• Adjustable and reproducible grinding time and adjustable stress frequency
• Regulated oscillation frequency (15-50 Hz.)
• robust crankshaft drive
• Integrated glass keyboard
• Certified safety (CE mark) - Ease of maintenance with 2 year guarantee

Equipment
The Universal Cutting Mill pulverisette 23 is delivered without grinding bowl and ball. Bowl and ball made of stainless steel (5 ml, 10 ml and 15 ml volume) must be ordered as accessories.