Ningbo Ja-Hely Technology Co., Ltd.
Distillation Kjeldahl Trap Adapter bulb with extension arm
Cylindrical Type Distillation trap Kjeldahl Connecting Bulb
Glass Kjeldahl Distillation Bulb Distilling Trap Adapter for lab
Sloping Distillation trap Adapter Kjeldahl Connecting Bulb with angled ground joint
Straight pear shape Distilling Trap Adapter Kjeldahl bulb with ground joint
Glass long neck Kjeldahl flask with Ground ST joint
Glass Anti Splash bulb Adapter Rotary Evaporator Trap with Ground ST Joints