Sigma-Aldrich
Aldrich® modified Dean-Stark trap
Aldrich® 改良 Dean-Stark 分离器
Aldrich® powder funnel
Aldrich® reducing adapter
Aldrich® round-bottom storage flask with stopcock-equipped septum-inlet
Aldrich® Schlaker reaction tube
BohlenderTM round-bottom flasks
Glass sample holder
Graduated ValumetricTM bottles
Gravity column
Hellma® absorption cuvettes, standard cells, Macro
Hellma® 吸收比色皿,大标准吸收池
Disperse Red 13 methacrylate
分散红 13 甲基丙烯酸酯