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    Home > Active Ingredient News > Drugs Articles > A brief introduction to the basic configuration of the rotary evaporator

    A brief introduction to the basic configuration of the rotary evaporator

    • Last Update: 2022-09-09
    • Source: Internet
    • Author: User
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    Rotary evaporator, also known as rotary evaporator, is an evaporation instrument widely used in laboratories.
    It consists of a motor, a distillation flask, a heating pot, a condenser tube and other parts.
    It is mainly used for continuous distillation of volatile solvents under reduced pressure conditions.
    , used in chemistry, chemical industry, biomedicine and other fields
    .

    Rotary evaporators can be used to recover and evaporate organic solvents
    .

    It uses a motor to drive the retort to rotate
    .

    Since the still is constantly rotating, zeolite can be dispensed with without bumping
    .

    At the same time, due to the continuous rotation, the liquid is attached to the wall of the distiller, forming a liquid film, which increases the evaporation area and accelerates the evaporation rate
    .

    Attention should be paid to: (1) During vacuum distillation, when the temperature is high and the vacuum degree is high, the liquid in the bottle may boil
    .

    At this point the vacuum should be lowered to allow for smooth distillation
    .

    (2) When stopping evaporation, first stop heating, then stop vacuuming, cut off the power supply and stop rotating
    .

    Basic configuration of rotary evaporator: all parts in contact with materials are made of high borosilicate glass (expansion coefficient 3.
    3) and polytetrafluoroethylene materials, which have stable performance and are not easy to chemically react with materials and are easy to use
    .

    The main bracket is made of rust-proof aluminum alloy, which is compact in structure, beautiful in appearance and durable
    .

    The sealing system adopts PTFE + fluorine rubber compound seal, which can maintain high vacuum degree
    .

    The piston-type feeding valve is sleeved with a PTFE extension tube, which can continuously feed into the evaporating flask in a vacuum state
    .

    One-piece condenser, vertical double-layer serpentine coil, convenient for customers to use
    .

    Rotation, heating power switch control, tilt button (ON-OFF) easy to operate
    .

    Electronic stepless speed regulation, fine-tuning by knob, digital display of speed, simple and easy to operate
    .

    The pot is made of aluminum alloy + Teflon composite pot, the heating plate is closed and heated, the PT100 sensor, the temperature is digitally displayed, and the temperature is transmitted quickly and accurately
    .

    The main unit is electrically raised and lowered, and the handle switch ups and downs are raised and lowered for easy operation
    .

    Rotating and heating double fuses have high protection performance
    .

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