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英语翻译Methanol,acetonitrile,and water were of high-performance

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英语翻译
Methanol,acetonitrile,and water were of high-performance liquid chromatography (HPLC) grade (Merck,Darmstadt,Germany).求翻译
英语翻译Methanol,acetonitrile,and water were of high-performance
这是化学里面的术语,不知道为什么你会接触这么多,下面是解释:
Methanol,甲醇
acetonitrile,乙腈
and water were of high-performance liquid chromatography (HPLC) 高效液相色谱grade (Merck,Darmstadt,Germany)
整句就是:甲醇,乙腈,和水是高效液相色谱级纯度的(购自德国Merck,Darmstadt公司)