石油留分中のメルカプタン分析における硫化水素除去試薬に関する検討
1977 年 20 巻 2 号 p. 139-141
詳細
1977 年 20 巻 2 号 p. 139-141
Hydrogen sulfide must be removed prior to titration in the mercaptan analysis of the petroleum fraction by the silver nitrate titration method.
It has been found that sodium hydrogen carbonate can be substituted for cadmium sulfate which is widely used for removing hydrogen sulfide in the mercaptan analysis.
