Distilling Head,Short Path 19/22,1ea 

Distillation Receivers 19/22，1ea

Thermometer with 10/18 joint,1ea

Round bottom Flask 10ml 19/22,3ea

Heart Flask 10ml 19/22,1ea

Clips 19#,5ea

If you need any other size or other Ground joints,please contact with us

Be Made From G3.3 Borosilicate Glass

Annealing Point ------560℃

Linear Coefficient of Expansion------ 33×10-7/℃

Softening Point------820℃