Product Description
Monitoring temperature directly in the reaction while still using a stirrer, condenser and addition funnel requires an extra port. This four-neck round bottom flask adds a dedicated thermometer joint, so you can track conditions closely without giving up a working neck.
This listing is for Kimble catalog number 606200-0424: KONTES Four Vertical Neck Round Bottom Flask, 34/45 Center, 500 mL, 102 mm. The flask has a 24/40, 29/42 or 34/45 center joint, 24/40 side joints and a 10/30 thermometer joint, in 500 and 1000 mL capacities. All necks are vertical for easy clamping and alignment. It is made from low-extractable 33 expansion borosilicate glass meeting USP Type I and ASTM E438 Type I, Class A. LIGHT LABS ships genuine DWK Life Sciences products with knowledgeable support from our Englewood, Colorado team.
Key Features
- Dedicated thermometer joint – 10/30 port for direct temperature measurement.
- Four vertical necks – Space for stirrer, condenser, funnel and probe.
- Center joint choices – 24/40, 29/42 or 34/45.
- Low-extractable borosilicate – 33 expansion glass meets USP Type I and ASTM E438 Type I, Class A.
Specifications
| Catalog Number | 606200-0424 |
| Brand | Kimble (DWK Life Sciences) |
| Description | KONTES Four Vertical Neck Round Bottom Flask, 34/45 Center, 500 mL, 102 mm |
| Sold As | Each |
| Material | Borosilicate glass 3.3 (33 expansion), low extractable |
| Standards | USP Type I; ASTM E438, Type I, Class A |
| Necks | 4, vertical |
| Center joints | 24/40; 29/42; 34/45 |
| Side joints | 24/40 |
| Thermometer joint | 10/30 |
Available Options
- 606200-0224 – KONTES Four Vertical Neck Round Bottom Flask, 24/40 Center, 500 mL, 102 mm
- 606200-0324 – KONTES Four Vertical Neck Round Bottom Flask, 29/42 Center, 500 mL, 102 mm
- 606200-0624 – KONTES Four Vertical Neck Round Bottom Flask, 24/40 Center, 1000 mL, 130 mm
- 606200-0724 – KONTES Four Vertical Neck Round Bottom Flask, 29/42 Center, 1000 mL, 130 mm
- 606200-0824 – KONTES Four Vertical Neck Round Bottom Flask, 34/45 Center, 1000 mL, 130 mm
Applications
- Temperature-controlled synthesis
- Polymerization reactions
- Process development
- Reflux with reagent addition
