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词汇 reagent-grade
释义 reagent-grade 英ri'ːeɪdʒəntɡr'eɪd美ri'ːeɪdʒəntɡr'eɪd
基本例句
试剂级¹⁰⁰

形容词100%
Unless reagent grade sucrose is available use cane sugar.如果没有试剂级的蔗糖,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.由钨酸钠与磷酸氢二钠反应,再经盐酸酸化制得了试剂级的磷钨酸。
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