at high concentrations

USAGE SUMMARY

The phrase "at high concentrations" is correct and usable in written English.
It can be used in scientific or technical contexts to describe the presence of a substance in significant amounts within a solution or mixture. Example: "The chemical reaction occurs more rapidly at high concentrations of the reactants."

✓ Grammatically correct

Science

News & Media

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

And at high concentrations, it can cause lung disease".

The New York Times

Many substances are toxic only at high concentrations.

Encyclopedia Britannica

At high concentrations, cholesterol burrows into blood vessel walls where it attracts immune cells that feed on it.

The New York Times - Science

Toxic chemicals found at high concentrations in fried and grilled meats may raise the risk of diabetes and dementia, researchers say.

The Guardian

Although toxic at high concentrations, copper is an important trace element for plants and animals, but not always for other forms of life.

The Guardian

At high concentrations, they stopped darting altogether and froze in place for an hour or longer.

The New York Times - Health

that are present at high concentrations.

Journal of Environmental Management

This equation reduces to Freundlich equation at high concentrations.

Applied Water Science

At high concentrations, the gas made the flies glow nonstop.

Science Magazine

The fibrous structure is stabilized at high concentrations and voltages.

Procedia CIRP

Moreover, free calcium at high concentrations is also toxic to cells.

Botanical Studies

Expert writing Tips

Best practice

When describing experimental conditions in scientific writing, specify the units of measurement (e.g., mg/mL, μM) alongside "at high concentrations" to ensure clarity and reproducibility.

Common error

Do not use "at high concentrations" without providing context or comparison; specify what constitutes a "high" concentration relative to the substance's normal or effective range.

Linguistic Context

The phrase "at high concentrations" functions as an adverbial prepositional phrase, modifying verbs or clauses to specify the conditions under which an action or state occurs. Ludwig AI shows this phrase is commonly used to describe conditions or effects that are dependent on the quantity of a substance.

Expression frequency: Very common

Frequent in

Science

59%

News & Media

24%

Wiki

5%

Less common in

Encyclopedias

3%

Formal & Business

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "at high concentrations" is a prepositional phrase commonly used to specify that an effect or condition occurs when a substance is present in a significant quantity. According to Ludwig AI, it's grammatically correct and widely used across various domains, particularly in science and news media. Understanding its function and purpose, as well as potential pitfalls in its usage, can improve clarity and precision in writing. Remember to specify units of measurement and avoid ambiguity by providing context for what constitutes a "high" concentration.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

in elevated concentrations

Replaces "high" with "elevated", emphasizing the increased level.

at increased levels

Uses "increased levels" instead of "high concentrations", focusing on the resulting state.

in substantial amounts

Substitutes "concentrations" with "amounts", offering a more general term.

at significant potencies

Replaces "concentrations" with "potencies", indicating a strong effect.

at critical mass

Implies reaching a threshold where the effect becomes significant.

in abundance

Focuses on the plentiful presence of the substance.

at toxic levels

Specifically highlights the harmful amount of substance.

in excessive quantities

Emphasizes that quantities exceed a normal or acceptable limit.

at peak intensities

Focuses on the maximum strength or degree of something.

at upper limits

Emphasizes that concentrations reached the highest acceptable level.

FAQs

How can I use "at high concentrations" in a sentence?

You can use "at high concentrations" to describe situations where a substance is present in a large amount. For example: "The drug becomes toxic "at high concentrations"".

What are some alternatives to saying "at high concentrations"?

Alternatives include "in elevated concentrations", "at increased levels", or "in substantial amounts", depending on the desired nuance. You can say: "The drug becomes toxic in substantial amounts".

Is it better to say "at high concentrations" or "at high levels"?

Both are correct, but "at high concentrations" is more specific and often preferred in scientific contexts. "At high levels" is generally used when referring to more abstract measures. You can say: "The drug becomes toxic at high levels".

What does it mean when a substance is present "at high concentrations"?

It means the substance is present in a significantly greater amount than usual or considered safe/effective. This can lead to different effects than those seen at lower amounts. For example: "The effects are only observed "at high concentrations"".