Sigma-Aldrich
1-Naphthalenesulfonyl Chloride
1-萘磺酰氯
Diethyl Acetylenedicarboxylate
乙炔二甲酸二乙酯
4,7,13,16,21-Pentaoxa-1,10-diazabicyclo[8.8.5]tricosane
4,7,13,16,21-五氧杂-1,10-二氮杂二环[8.8.5]廿三烷
Rhein
大黄酸
Duran® Erlenmeyer narrow-neck flasks
Duran® Erlenmeyer wide-neck flask
Duran® filtering flask
Duran® graduated laboratory bottles, without caps
Duran®带刻度的实验室瓶,无盖
Duroplan petri dishes
Easy-Read® thermometer
Kimax® centrifuge tube
Kimax ® 离心管
Molymod® Atoms and Bonds