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Evaporator :

Rotavapor R-250

supplied by BÜCHI Labortechnik AG

Image of Equipment

 Properties

   
Length [m] : 0,85
Height [m] : 2,45
Width [m] : 2,3
Weight, without glass [kg] : 250
Electrical requirements, (3P + N) [V / Hz] : 380 - 440 / 50-60
Power consumption [kW] : 7,5
Evaporation rate, up to [liter acetone/ hour] : 31
Heating capacity [kW] : 6.6
Bath heater control : Electronic, with PT-1000, control accuracy + 0.5/-
Bath temperature range [°C] : 20 - 180
Overheating protection : Separate monitoring circuit, mechanically reset, a
Bath lift : Electric motor
Vapor temperature measurement : PT-1000
Cooling water consumption, 1,7 bar abs. maximum [ : 200- 400


Product description

Safety elements at a glance
- Adjustable maximum set point temperature.
- Double safety by means of a mechanical temperature safety limit switch and an automatic shut-off of the heating bath as soon as the set point is exceeded by 15 °C.
- Automatic bath lowering upon power interruption, can be switched off.
- The doubly insulated bath protects against touching hot surfaces.
- An upward folding splash protection is available as an accessory.
- The "PLASTIC+GLASS" coating against glass breakage and splintering is available as a standard for the Rotavapor® R-250 and the R-250 EX as an option.

Other important advantages
- Powder-coated, stainless steel chassis
- Compact, space-saving design
- Abrasion-free PTFE vacuum seal
- Product contact surfaces are either glass or PTFE based
- Sturdy Büchi long-term quality

Modular and operator-friendly
The compact design of the Büchi largescale rotary evaporators combines maximum operator-friendliness with uncompromising security. The parallel glass assemblies are effortlessly assembled and dis-assembled using the EasyClamp connection technique.

The innovative Snap Flange Coupling ensures unbelievably simple and safe attachment and removal of the largevolume flask. The sealing parts, which are compatible with the smaller Rotavapor ® R-220, simplify the procurement of spare parts.


Dokumentation

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Reference of chemicals

Chemicals which can be used with this equipment.
Chemical CAS
Tonabersat 175013-84-0
Fosaprepitant 172673-20-0
Xamoterol 81801-12-9
Proglumetacin 57132-53-3
Ethyldichlorosilane 1789-58-8
Pirfenidone 53179-13-8
Cloquintocet 88349-88-6
Bromelin 9015-70-7
Eriodictyol 552-58-9
Fludrocortisone 127-31-1
Trifluoro(methanol)boron 373-57-9
Salmefamol 18910-65-1
Triisopropylchlorosilane 13154-24-0
Giripladib 865200-20-0
Cyclopropaneethanamine 62893-54-3


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