资讯

⒉ 物质的气味: ① 没有气味的气体:H2,O2,N2,CO2,CO,稀有气体,甲烷,乙炔。 ② 有强烈刺激性气味的气体和挥发物:HF、HCl、HBr、HI、NH3、SO2、NO2、F2、Cl2、Br2(g)。 ③ 有刺激性气味的液体:HNO3(浓液)、甲醛(40%水溶液—福尔马林),乙醛(液),冰醋酸。
Center of Pharmaceutical Engineering (PVZ), Technische Universität Braunschweig, Franz-Liszt-Straße 35a, 38106 Braunschweig, Germany Helmholtz-Institute for Pharmaceutical Research Saarland (HIPS) - ...
School of Ocean and Earth Sciences, University of Southampton, SO17 1BJ Southampton, United Kingdom ...
The process of carrying out a titration allows us to accurately measure the volumes of an acid and an alkali required for neutralisation. An indicator will be used to determine the exact volume ...
可用于环境空气、固定污染源和移动源废气的连续监测。监测组分:S02、NO、NO2、CO、CO2、O2,可拓展组分:N2O、NH3、HCl、HF、H2S、CH4等。