Tube,Adapter,Therm Opn 19/22, Case Of 1

Details:

Adapter, pyrex brand, adapter^ 19/22. 57 Mm. This tube is also a replacement part for all corning organic chemistry kits no. 6349-6949K. For rubber thermometer holder only, see no. 7715. One end with a [standard taper] ground joint and the other end tooled to accommodate a thermometer.