析出

1. Origins, structure, and basic meaning

• Structure: 析出, read せきしゅつ, means a component separating out as a solid from a solution or similar material.
• Basic usage: It is used in experimental contexts where crystals form as a solution cools or the separated material is collected.
  • 溶液を冷やすと白い結晶が析出した。

2. Common pitfalls and similar expressions

• Focus compared with 沈殿
  • 析出 focuses on a component separating out as a solid, while 沈殿 focuses on solids settling in a liquid.