DURAN® Dropping Funnel
cylindrical, with graduated scale
- Manufactured from 3.3 expansion borosilicate glass
- Complies with DIN ISO 4800 Type 4
- Easy-to-read double graduated scale shows approximate volume contained in the funnel or dispensed from the funnel
- With solid glass stopcock key and plastic retaining device
- Fired-on, highly durable white print
- Tight neck closure due to standard ground joint
Products

| Catalog No | Capacity (mL) | Height h (mm) | Socket Size | Key Bore Diameter (mm) | Graduation Range (mL) | Quantity | |
|---|---|---|---|---|---|---|---|
| 241221704 | 50 | 279 | 19/26 | 3 | 1 | 1 | Find a distributor |
| 241222409 | 100 | 299 | 19/26 | 3 | 2 | 1 | Find a distributor |
| 241223602 | 250 | 381 | 29/32 | 4 | 5 | 1 | Find a distributor |
| 241224401 | 500 | 431 | 29/32 | 4 | 10 | 1 | Find a distributor |
| 241225406 | 1000 | 506 | 29/32 | 6 | 20 | 1 | Find a distributor |
Specifications
Product specifications are found on the product detail pages. Click on the product catalog number in the table above to view the individual product specifications.
Product Overview
These dropping cylinders are ideal for the measured addition of solutions, reagents and/or chemicals to a reaction mixture. The double graduated scale shows the approximate volume of liquid contained in the funnel or the volume dispensed from the funnel.
Products
Products

| Catalog No | Capacity (mL) | Height h (mm) | Socket Size | Key Bore Diameter (mm) | Graduation Range (mL) | Quantity | |
|---|---|---|---|---|---|---|---|
| 241221704 | 50 | 279 | 19/26 | 3 | 1 | 1 | Find a distributor |
| 241222409 | 100 | 299 | 19/26 | 3 | 2 | 1 | Find a distributor |
| 241223602 | 250 | 381 | 29/32 | 4 | 5 | 1 | Find a distributor |
| 241224401 | 500 | 431 | 29/32 | 4 | 10 | 1 | Find a distributor |
| 241225406 | 1000 | 506 | 29/32 | 6 | 20 | 1 | Find a distributor |
Specification
Specifications
Product specifications are found on the product detail pages. Click on the product catalog number in the table above to view the individual product specifications.
Product Overview
Product Overview
These dropping cylinders are ideal for the measured addition of solutions, reagents and/or chemicals to a reaction mixture. The double graduated scale shows the approximate volume of liquid contained in the funnel or the volume dispensed from the funnel.
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