Nonoxynol-9

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Notion

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Science and technology

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What Wikipedia says

Nonoxynol-9, sometimes abbreviated as N-9, is an organic compound that is used as a surfactant. It is a member of the nonoxynol family of nonionic surfactants. N-9 and related compounds are ingredients in various cleaning and cosmetic products. It is widely used in contraceptives for its spermicidal properties.

Excerpt from the Wikipedia article “Nonoxynol-9”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Vaccinationist, Public domain, via Wikimedia Commons.