单词：phenol reagent
phenol reagent的用法和样例：
例句
- Formaldehyde in the air reacts with the phenol reagent triazine, triazine in the acidic solution of iron ions are oxidized to form a high blue green compound.空气中的甲醛与酚试剂反应生成嗪，嗪在酸性溶液中被高铁离子氧化形成兰绿色化合物。
单词：phenol reagent 相关文章
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英语新闻
Tea has complex compounds called polyphenols which are believed to help the arteries to relax or dilate, thus enabling a smoother flow of blood. 茶中含有一种叫多酚的复杂混合物。这种物质据信能帮助放松或扩张动脉，从而使
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