reagent-grade
基本解释
- 試劑級
英汉例句
- Unless reagent grade sucrose is available use cane sugar.
如果沒有試劑級的蔗糖，可以用甘蔗糖。 - Reagent pure phosphato-tungstic acid was prepared by reacting sodium tungstate with dis-odium hydrogen phosphate and acidifying with hydrochloric acid.
由鎢酸鈉與磷酸氫二鈉反應，再經鹽酸酸化制得了試劑級的磷鎢酸。