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- The typical K-F reagent has disadvantage of high poisonousness and pyridine malodor. 经典K-F试剂缺点是毒性大,且具有吡啶的恶臭。
- The reagent possesses specificity for water. 这种试剂对水有特殊的作用。
- In the original titrimetric solution, known as Karl Fischer Reagent, the sulfur dioxide and iodine are dissolved in pyridine and methanol. 在最初的滴定溶液里，已知的是卡尔费休试剂，二氧化硫和碘溶解在吡啶和甲醇中。
- Butadiene vinyl pyridine rubber latex. 丁二烯、乙烯基吡啶经乳液共聚制得的胶乳。
- L-Methyl glyoxylate is an important chiral reagent. 二羟乙酸L-薄荷酯是一种重要的手性试剂。
- Pyridine is a colorless chemical liquid. 吡啶是一种无色的化学液体。
- This reagent attacks feldspars and dark minerals. 这种反应物质侵蚀长石和音色矿物。
- 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。
- They often use oriole reagent in their experiments. 他们在实验过程中，要经常用到吡咯试剂。
- This bifunctional reagent links protein molecules to one another. 这种双用试剂把蛋白质分子彼此连接起来。
- 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。
- The most favorable operating conditions decided through the orthogonal experiment are as follows. Pour 0 6 mL of perchloric acid(3%),1 30 mL of acetylation reagent into the test solution and keep it for 15 min,then add 4 mL of pyridine solution. 并通过正交实验确定了最佳测定条件 :在试液中加质量分数为 3%25的高氯酸 0 6mL ,乙酰化试剂 1 30mL ,酰化15min ,加吡啶水溶液 4mL。
- A shortcut to buy a necessary reagent in a economical way? 如何以最合理的价格购买到最需要的试剂?
- 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。
- 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。
- The main responsibility is to test the instruments with reagent. 主要职责为运用试剂检验成品。
- Osmium tetroxide is an expensive reagent with great toxicity. 四氧化锇是一种贵而毒性大的试剂。
- Vanish no longer requires the reagent (Deprecated) Flash Powder. 消失不再要求闪光粉。(再省一格!
