phosphonium compounds meaning in English
化合物
Examples
- Manufacturer of phase transfer catalysts and organic quaternary ammonium compounds , located in india . other products include quaternary phosphonium compounds , pyridinium salts , and methylating and brominating agents
-专业生产氟化苯甲酸系列医药中间体,如对氟苯甲酸间氟苯甲酸间溴苯甲酸2 -氯- 4 -氟苯甲酸2 -硝基- 4 -氟苯甲酸3 ， 5 -二氟苯甲酸等。