6-羟基烟酸乙酯 18617-50-0,6-Hydroxynicotinicacidethyles
6-羟基烟酸乙酯18617-50-0,6-Hydroxynicotinicacidethylester)
主营：OrgSynChem (Beijing) Technology Co., LTD. 医药中间体，定制合成，Custom synthesis
| 业务 QQ： | 664033098 |