StonyLab Glass 250ml Long Neck Flat Bottom Flask, Borosilicate Glass Heavy Wall Flat Bottom Boiling Flask with Long Neck, 250ml 250 ml auspowers_batchtwo 5 has a better touch

5 has a better touch point than the tip of your finger

The wide end fits max 0

CW2C-10A-T Rated Voltage AC 115V/250V

The rigid construction is less prone to failure and decreases installation time

so it is healthy and safety to you

StonyLab Glass 250ml Long Neck Flat Bottom Flask, Borosilicate Glass Heavy Wall Flat Bottom Boiling Flask with Long Neck, 250ml 250 ml auspowers_batchtwo 5 has a better touchStonyLab Glass 250ml Long Neck Flat Bottom Flask, Borosilicate Glass Heavy Wall Flat Bottom Boiling Flask with Long Neck, 250ml Precautions: 1. When heating the flask, please use a wire gauze with ceramic center to separate it from flame, or heat it with an electric heating mantle to ensure evenly heated; 2. Dry the outer wall of flask before heating 3. After the experiment, remove all the catheter first (if any) to prevent backflow, then the heat