SYNTHWARE 蒸餾受器
Distillation Receiver Moisture Test
SYNTHWARE 真空緩衝瓶
Vacuum Trap
氮氣連接球
Bulb, Connec ting, Spheric al, Kjeldahl
SYNTHWARE 緩衝瓶
Trap Distilling
Trap Rotary Evaporator
真空緩衝瓶