This Graham condenser has a 19/38 ground glass joint. Its condensing column is 200mm long and it is made from borosilicate glass. It is the same Graham condenser included with our #4007-SET distillation apparatus set.
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.