弱じゃく酸さん性せい

noun

slight acidity; weakly acidic

Used to describe substances, solutions, or conditions that are mildly acidic, often in scientific, cosmetic, or everyday contexts.

• この石せっ鹸けんは弱じゃく酸さん性せいで肌はだに優やさしい。

  This soap is slightly acidic and gentle on the skin.

• 弱じゃく酸さん性せいの溶よう液えきを調ちょう整せいする。

  Prepare a weakly acidic solution.