Leica Reichert MM80 E Mirror Cryo Fixation Unit

• Rapid freezing of biological samples for electron microscopy.
• Cryo-fixation of delicate tissues to preserve ultrastructure.
• Preparation of samples for immunocytochemistry.
• Research in cell biology and neuroscience.
• Pathological examination requiring high-resolution imaging.

Typical cooling method

Liquid nitrogen or similar cryogen, often with a mirror surface for optimal heat transfer.

Operating temperature range

Typically down to -190°C or lower for rapid freezing.

Sample size

Designed for small, delicate biological samples, often in the millimetre range.

Power supply

Commonly 230V, 50Hz for units of this type in the UK.

Footprint

Benchtop unit; dimensions vary but are typically compact for laboratory use.

Fixation speed

Extremely rapid, often within milliseconds, to prevent ice crystal formation.

• What is cryo-fixation?

  Cryo-fixation is a rapid freezing technique used to preserve biological samples in a near-native state, preventing ice crystal damage and maintaining cellular ultrastructure for subsequent analysis.

• Why use a mirror cryo fixation unit?

• What kind of samples are suitable for this unit?

• Does this unit require specific consumables?

• Is specialist training required to operate this equipment?

Cryo fixation units are valued in laboratories for preserving specimen integrity during processing. Buyers typically seek models offering reliable temperature control and rapid freezing capabilities. Used units warrant inspection of cooling systems, thermal consistency, and maintenance history, as performance degradation directly affects sample quality. Industry users appreciate equipment delivering uniform preservation results whilst minimising ice crystal formation. Key considerations include chamber capacity, defrost mechanisms, and compatibility with existing laboratory workflows. Established manufacturers generally command confidence amongst purchasers seeking dependable performance.

General overview for this equipment type