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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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until used

Grammar usage guide and real-world examples

USAGE SUMMARY

"until used" is correct and usable in written English.
You can use it when referring to a specific thing that will be used until it is no longer needed or until a certain point or time is reached. For example, "The socks are only to be worn until used."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

The material was kept frozen until used.

All antifungal discs were stored at −80°C until used.

Samples were stored at -20 °C until used.

The four extracts were stored at 4 °C until used.

The supernatants obtained were stored at −20°C until used.

The purified protein was stored at -80°C until used.

All solutions were stored at 4 °C until used.

Samples were kept frozen at −80 °C until used.

Extracts were stored at 4°C until used.

Extracted DNA samples were stored at −20 °C until used.

Cells were kept in ice until used.

Science

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Expert writing Tips

Best practice

When describing experimental procedures, use "until used" to clearly indicate the storage conditions and duration for materials or samples.

Common error

Avoid using "until used" in general writing where more specific or descriptive language could be employed. It is best suited for technical or scientific contexts.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

83%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "until used" functions as a temporal modifier, indicating the duration for which something is kept in a specific state before being put to use. Ludwig examples show its prevalence in describing storage conditions in scientific contexts.

Expression frequency: Very common

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Encyclopedias

0%

Ludwig's WRAP-UP

In summary, "until used" is a grammatically sound and very common phrase, primarily employed in scientific and technical contexts to specify storage durations and conditions. Ludwig AI confirms that the phrase is correct and usable in written English. While precise and useful in technical documentation, it may sound awkward in casual conversation. Consider alternatives such as "pending utilization" or "before being needed" in other registers.

FAQs

How is "until used" typically employed in scientific writing?

In scientific writing, "until used" is often used to specify the storage conditions and timeframe for reagents, samples, or materials, ensuring clarity and reproducibility in experimental procedures. For example, "Samples were stored at -80°C "until used"."

What are some situations where "until used" might not be appropriate?

"Until used" is generally inappropriate in informal or conversational contexts where more natural language would be preferred. For example, avoid saying "I will keep this pen "until used"" in a casual conversation.

Can "until needed" be used interchangeably with "until used"?

While similar, "until needed" implies that usage is contingent on a requirement or necessity, whereas "until used" is more general and simply indicates a time frame before usage. The best choice depends on the specific context.

What is a more formal way of saying "until used"?

A more formal alternative to "until used" is "pending utilization". This phrasing is suitable for professional documents or scientific reports.

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Source & Trust

83%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Most frequent sentences: