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Composition and application of molecular distillation equipment

Release Time:

2023-10-04

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Molecular distillation equipment is a sophisticated apparatus designed to perform high vacuum distillation processes at low temperatures. It enables the separation of compounds with close boiling points or those sensitive to heat degradation. The equipment operates using the principle of short path distillation, where a thin film of the liquid mixture is created on the heated surface, allowing the efficient separation of volatile components.
Molecular distillation equipment consists of several key components:
a. Evaporation Chamber: This is where the separation process takes place. It contains a heating element to create the necessary temperature gradient for vaporization.
b. Condensation System: Used to cool and condense the vaporized molecules, allowing them to be collected as purified substances.
c. Vacuum System: Maintains a low-pressure environment inside the equipment, ensuring efficient distillation at reduced temperatures.
d. Feed System: Introduces the mixture to be separated into the evaporation chamber.
e. Collection System: Collects the desired fractions of the separated components.
Molecular distillation equipment finds applications in various industries:
a. Pharmaceutical Industry: It is used for the purification of pharmaceutical compounds, such as essential oils, vitamins, and cannabinoids, ensuring high product quality and improved bioavailability.
b. Chemical Industry: Molecular distillation enables the separation of complex chemical mixtures, including polymers, fatty acids, and solvents, resulting in higher purity and better product characteristics.
c. Food and Beverage Industry: It aids in the extraction and concentration of flavors, fragrances, and essential oils, enhancing the overall sensory experience of food products.
d. Environmental Analysis: Molecular distillation equipment plays a crucial role in environmental testing, allowing the separation and identification of pollutants and contaminants in water, soil, and air samples.

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Vitamins are products that are closely related to people's lives, and have become one of the main bulk products in the international pharmaceutical and health care products market. The amount of vitamin E is the largest, followed by vitamin A, vitamin C, vitamin D and so on. With the growth of economy and the improvement of people's living standards, the demand for vitamin products will further increase, and people's requirements for their quality and grade will also further increase. Therefore, as an important separation technology in the production of many vitamins, molecular Distillation technology will also play an increasingly important role in the vitamin industry.


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The principle of molecular distillation is to make use of the different degrees of affinity between different molecules. By controlling the conditions such as temperature and pressure, the mixture begins to vaporize. Different components in the vapor form liquids in the condenser and are separated according to their boiling points. This distillation method not only has a good separation effect, but also can be repeatedly separated and purified, and is widely used in chemical, pharmaceutical and other fields.


Molecular distillation is a common chemical method used to separate and purify compounds. In the pharmaceutical industry, molecular distillation is widely used in pharmaceutical purification. This article will focus on the application of molecular distillation in pharmaceutical purification and provide some specific examples.


Laboratory vacuum distillation equipment has undergone significant advancements in recent years, driven by the need for higher efficiency, improved safety, and enhanced user experience.


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