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フッ素 ふっそ系 けい界面 かいめん活性 かっせい剤 ざいではありませんでした
fu' sokeikaimenka' seizaidewārimasendeshita

敬
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Noun
, 
Desu Copula

The polite, past negative form of フッ素系界面活性剤

1. Was not a fluorosurfactant.

Past/Perfective
, 
Negative
, 
Polite
, 
Formal Register
, 
Chemistry

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フッ素系界面活性剤ではありませんでした

フッ素系界面活性剤ではありませんでした【ふっそけいかいめんかっせいざいでわありませんでした】 Activity

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