This is a unique adapter used in place of a Dean-Stark moisture test receiver.

• Top [ST] outer joint
• Bottom [ST] inner joint
• Side arm [ST] inner joint
• Fabricated from borosilicate glass

Simply add a condenser (not included) to the top standard taper outer joint, any graduated funnel from 125mL to 2000mL (not included) to bottom standard taper inner joint, attach a sample flask (not included) to the standard taper inner side arm joint, and you have a moisture test receiver.