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Leica EM AFS2
(销售区域仅限华东地区,科研领域)
Freeze Substitution has never been easier…
Freeze Substitution (FS) of specimens in methanol, acetone or any other FS media at low temperatures is THE follow-on procedure to high pressure freezing and other cryo fixation methods.
Progressive Lowering of Temperature (PLT) allows to substitute and resin infiltrate chemically fixed specimens.
Finally, the sample is polymerised under UV light in the EM AFS2 and can be cut and immuno
labelled.
The Leica EM AFS2 provides all the features for …
Perfect results:
Reproducible
Excellent specimen visibility with
   – Internal LED illumination
   – Stereomicroscope (optional)
-140 °C to +70°C working range
“Deep Freeze” allows sample transfer at temperatures below -140 °C
Transfer function “TF” excludes humidity and oxygen
Fast UV polymerisation with LED UV lamp
Flexibility
Any choice of substitution system, eg
   – Substitution-Capsule and Flat Embedding System
   – New Microtube Embedding System EM AFS2
   – Sapphire Disc FS System
Trolley for mobility
Ease of use
Intuitive programming
   – 10 users
   – 99 programs each
   – 99 program steps each, 0 to 99 hrs 59 mins
   – graphic display of substitution protocol
   – menu prompts
Mouse controlled color screen
Memory stick to transfer programs
Log file download on memory stick
Safety and convenience
Operator safety due to fume exhaust system
35 l Dewar
LN2 filling from outside specimen chamber
LN2 consumption enough for 5 day protocols
Stainless steel working platform