Product Description
Run continuous fractional distillations and draw product whenever you need it. Stopcocks on this variable reflux head allow product removal or a receiver change without interrupting the boil-up. It is an upgrade for labs that run long fractional distillations. It is reusable after cleaning.
This listing is for Kimble catalog number 518530-2440: Variable Reflux Distillation Head. The head is low-extractable borosilicate glass 3.3 with PTFE stopcock plugs that turn smoothly without grease. Its 24/40 lower receiver joint has a drip tip, and a 10/30 outer side joint accepts a 75 mm immersion thermometer. Overall height is 420 mm and width 200 mm. LIGHT LABS supplies the complete DWK Life Sciences line, including Kimble, Wheaton and DURAN labware.
Key Features
- PTFE stopcock plugs – Grease-free, chemically resistant control.
- Uninterrupted take-off – Change receivers without stopping the run.
- Drip tip receiver joint – 24/40 joint delivers cleanly.
- Thermometer joint – 10/30 for a 75 mm immersion thermometer.
Specifications
| Catalog Number | 518530-2440 |
| Brand | Kimble (DWK Life Sciences) |
| Description | Variable Reflux Distillation Head |
| Sold As | Each |
| Material | Borosilicate glass 3.3 |
| Glass type | USP Type I; ASTM E438, Type I, Class A |
| Stopcock plugs | PTFE |
| Receiver joint | Standard taper 24/40 with drip tip |
| Thermometer joint | Standard taper 10/30, 75 mm immersion |
| Overall height | 420 mm |
| Width | 200 mm |
Applications
- Fractional distillation
- Solvent purification
- Organic synthesis
- Teaching labs
