為什麼絲質衣物遇到鹼性會變黃呢??
回答 (1)
2007-12-05 6:25 pm
✔ 最佳答案
There may not have method to return to white because protein fibres, silk, swell, break down and turn yellow in highly alkaline solutions (eg. lime or sodium hydroxide at pH 12).
收錄日期: 2021-04-28 15:05:57
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071204000051KK04338