1 x $65.00
1 x $60.00
Certified Reference Standards...
化学名称: N,N,N-Trimethyl-3-((methylcarbamoyl)oxy)benzenaminium methyl sulfate
微笑: O=S(OC)([O-])=O.O=C(NC)OC1=CC([N+](C)(C)C)=CC=C1