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- chemical quenching reagent 化学猝灭剂
- In this paper the physical and chemical quenching rate constants of antioxidants such as chroman,spirochroman,p-methoxyphenol and spirobiindene quenching singlet oxygen have been measured by high performance liquid chromatography. 本文利用高效液相色谱法测定了色满类,双螺色满类,对一甲氧基苯酚类和双螺茚类抗氧化剂与单重态氧反应的物理猝灭速率常数和化学猝灭速率常数。
- Luoyang Tiancheng Chemical Reagent Co., Ltd. 洛阳天骋化学试剂有限公司。
- Tianjin Damao Chemical Reagent Co., Ltd. 天津大茂化学试剂公司。
- BEIJING HENGJU OILFIELD CHEMICAL REAGENT CO., LTD. 北京市恒聚油田化学剂有限公司。
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- We are doing a chemical experiment. 我们正在做化学实验。
- My major is the subject of chemical engineering. 我的专业是化学工程学。
- Ammonia is a chemical substance. 氨是种化学物质。
- USES: As chemical reagent and corrodent of integrated plate. 用途：作化学试剂和集成电路电镀板的消蚀剂。
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- Some chemical compounds can be resolved by heat. 一些化学化合物可以通过加热分解。
- I am not familiar with chemical terms. 我不熟悉化学术语。
- He devoted his life to chemical research. 他一生从事化学研究。
- He is experimenting with a new chemical. 他正在实验一种新的化学制品。
- In this paper, the development of chemical reagent was reviewed. 对国内外化学试剂的发展现状进行了评述。
- The two elements are synthesized by a chemical process. 这两种元素已经化学合成。
