1 x $65.00
1 x $60.00
Certified Reference Standards...
化学名称: 4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane (as per USP)
微笑: N1(CCOCCOCC2)CCOCCOCCN2CCOCCOCC1