StonyLab Glass 250ml Long Neck Flat Bottom Flask, Borosilicate Glass Heavy Wall Flat Bottom Boiling Flask with Long Neck, 250ml 250 ml auspowers_batchtwo Maximum pressure: 250 PSI

Maximum pressure: 250 PSI

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StonyLab Glass 250ml Long Neck Flat Bottom Flask, Borosilicate Glass Heavy Wall Flat Bottom Boiling Flask with Long Neck, 250ml 250 ml auspowers_batchtwo Maximum pressure: 250 PSIStonyLab 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