Acc. to DIN 12249
| Part No. | CONE Size | Approx. O.D. Of Tube | Total length (mm) | Pack (qty.) |
| 1270-12C | 12/21 | 9 | 120±10 | 10 |
| 1270-14C | 14/23 | 13 | 120±10 | 10 |
| 1270-19C | 19/26 | 16 | 120±10 | 10 |
| 1270-24C | 24/29 | 22 | 150±15 | 10 |
| 1270-29C | 29/32 | 26 | 150±15 | 10 |
| 1270-34C | 34/35 | 30 | 150±15 | 10 |
| 1270-40C | 40/38 | 36 | 150±15 | 10 |
| 1270-45C | 45/40 | 40 | 150±15 | 10 |
| 1270-50C | 50/42 | 45 | 150±15 | 10 |
Some uses:
- Distillation Setups:
- Glass joints are commonly used in distillation apparatus to connect the various components, such as the boiling flask, condenser, and receiving flask.
- Reaction Vessels:
- Interchangeable glass joints are used to connect different components of reaction vessels, facilitating the assembly and disassembly of experimental setups.
- Vacuum Systems:
- Glass joints are often used in vacuum systems, providing a secure and airtight connection for applications such as filtration or drying under reduced pressure.
- Chromatography Columns:
- Glass joints allow for the assembly of chromatography columns, enabling the separation of components based on their interactions with a stationary phase.
- Rotary Evaporators:
- In rotary evaporation setups, glass joints connect the rotating flask, condenser, and receiving flask, allowing for the efficient removal of solvents under reduced pressure.
- Laboratory Glassware Customization:
- Interchangeable glass joints provide flexibility in designing and customizing experimental setups in the laboratory for various applications.
