vacuum distillation

USAGE SUMMARY

"vacuum distillation" is correct and usable in written English. You can use it when discussing a method of separating components of a mixture based on differences in their boiling points under reduced pressure. An example: "The chemist employed vacuum distillation to purify the solvent." Alternative expressions include "reduced pressure distillation" and "low-pressure distillation."

✓ Grammatically correct

Science

Encyclopedias

News & Media

Human-verified examples from authoritative sources

Exact Expressions

58 human-written examples

The two-thirds volume of alcohol was distilled by vacuum distillation and then poured into the crushed ice.

BioMed Research International

EC columns similar to those described in this paper are used in our laboratory for routine analysis of boiling point distribution mainly for distillates from vacuum distillation.

Analytical and Bioanalytical Chemistry

The metal is further purified by vacuum distillation.

Encyclopedia Britannica

Vacuum distillation is sometimes used in fire refining.

Encyclopedia Britannica

Radical alcohol reductions require technological solutions and these sound scary: reverse osmosis, vacuum distillation and the "spinning cone" technique.

Independent

The elemental metal is prepared by the metallothermic reduction of its oxide, Yb2O3, with lanthanum metal, followed by a vacuum distillation to further purify the metal.

Encyclopedia Britannica

The sponge is crushed, and the metal and salts are separated by either a dilute acid leach or by high-temperature vacuum distillation.

Encyclopedia Britannica

In particular, it eliminated any impurities through a process known as vacuum distillation, giving customers the confidence they need to make the switch from standard diesel fuel.

The Guardian

Solvents were evaporated through vacuum distillation.

Chemistry Central Journal

Acrylic acid was purified by vacuum distillation.

International Journal of Industrial Chemistry

Crude products were purified by vacuum distillation.

Catalysis Today

Expert writing Tips

Best practice

When describing laboratory procedures, clearly specify the pressure range used during "vacuum distillation" to provide precise information.

Common error

Avoid using "vacuum distillation" interchangeably with other distillation methods without acknowledging the specific advantages of reduced pressure, such as preventing thermal decomposition of sensitive compounds.

Linguistic Context

The phrase "vacuum distillation" functions primarily as a noun phrase, often used to describe a specific chemical process. As Ludwig AI confirms, it accurately denotes distillation under reduced pressure, a common technique in chemistry and engineering. The examples provided by Ludwig illustrate its usage in scientific literature and technical descriptions.

Expression frequency: Very common

Frequent in

Science

84%

Encyclopedias

9%

News & Media

7%

Less common in

Formal & Business

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "vacuum distillation" is a well-established and frequently used noun phrase in scientific and technical fields. Ludwig AI confirms it’s grammatically sound and widely accepted for describing distillation processes under reduced pressure. Predominantly found in science-related sources, it indicates a formal and specialized context. When writing about this process, clarity and precision are key, especially when distinguishing it from other distillation methods. Alternative phrases such as "reduced pressure distillation" can be used for variety, but maintaining technical accuracy is crucial.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

reduced pressure distillation

Focuses on the pressure aspect of the distillation process, synonymous in technical contexts.

low pressure distillation

Similar to reduced pressure distillation, emphasizes the low pressure conditions.

distillation under vacuum

Reorders the words but maintains the same meaning, offering a slightly different syntactic structure.

fractional distillation under vacuum

Specifies the type of distillation (fractional) performed under vacuum.

vacuum rectification

Uses a different term for distillation, "rectification", but implies the same separation process under vacuum.

distillation with vacuum assistance

Highlights the use of vacuum as an aid in the distillation process.

thin film distillation

Indicates a specific method of distillation, often carried out under vacuum, where the liquid is spread in a thin film.

short path distillation

Another specific distillation technique, often used under vacuum to minimize thermal degradation.

molecular distillation

Emphasizes the separation at the molecular level under high vacuum conditions.

evaporative purification

Describes the process of purification through evaporation, which can be achieved using vacuum distillation.

FAQs

How does "vacuum distillation" differ from regular distillation?

"Vacuum distillation" lowers the boiling point of substances by reducing pressure, allowing for distillation at lower temperatures, which is crucial for heat-sensitive compounds. Regular distillation occurs at atmospheric pressure.

When is "vacuum distillation" the preferred method?

"Vacuum distillation" is preferred when dealing with substances that decompose or polymerize at their normal boiling points. It allows for separation and purification without damaging the compounds.

What are some alternative terms for "vacuum distillation"?

You can use alternatives like "reduced pressure distillation" or "low pressure distillation", depending on the context.

What equipment is needed for "vacuum distillation"?

Besides standard distillation apparatus, "vacuum distillation" requires a vacuum pump to lower the pressure, a manometer to measure the pressure, and potentially a cold trap to protect the vacuum pump from solvent vapors.