DIN ISO 2267 E:2015 文件草案 表面活性劑 洗滌某些效果的評估 未污染的棉控布的制備和使用方法(ISO 2267:1986)
Draft Document - Surface active agents - Evaluation of certain effects of laundering - Methods of preparation and use of unsoiled cotton control cloth (ISO 2267:1986); Text in German and English