- With Glass Stopper & PTFE Plug Stopcock
| PART No. | Capacity (ml) | Stopcock Bore (mm) | Stopper | Length of STEM (mm) | PACK Qty. |
| 6810-30 | 30 | 2 | 16 | 175 | 1 |
| 6810-60 | 60 | 2 | 16 | 175 | 1 |
| 6810-125 | 125 | 2 | 22 | 175 | 1 |
| 6810-250 | 250 | 2 | 22 | 175 | 1 |
| 6810-500 | 500 | 4 | 27 | 175 | 1 |
| 6810-1000 | 1000 | 4 | 27 | 175 | 1 |
| 6810-2000 | 2000 | 6 | 38 | 130 | 1 |
| 6810-4000 | 4000 | 8 | 38 | 135 | 1 |
| 6810-6000 | 6000 | 8 | 38 | 135 | 1 |
Here are some common uses for a separating funnel with a globe shape, long stem, and PTFE plug in accordance with ASTM standards:
- Liquid-Liquid Extraction:
- Separating funnels are commonly used for liquid-liquid extractions where two immiscible liquids (usually water and an organic solvent) are separated based on their densities.
- Sample Partitioning:
- In analytical chemistry, separating funnels with PTFE plugs are used for partitioning samples between two phases to isolate specific compounds or analytes.
- Purification Processes:
- Separating funnels are employed in various purification processes, where impurities or unwanted substances are separated from the desired product through liquid-liquid extraction.
- Phase Separation:
- The PTFE plug in the separating funnel allows for precise control of the flow, aiding in the separation of two phases without mixing.
- Chemical Synthesis:
- In chemical laboratories, these separating funnels are used in the synthesis of compounds, allowing for the separation of reaction mixtures into organic and aqueous phases.
- Solvent Recovery:
- Separating funnels can be used in processes where solvents need to be recovered from reaction mixtures. The plug helps in draining and collecting specific layers.
- Sample Cleanup:
- Prior to analysis, separating funnels are used for cleanup procedures, removing unwanted substances or interfering compounds from a sample matrix.
- Fractionation:
- These funnels are useful for fractionating mixtures, separating components based on their solubility in different phases.
- Analytical Chemistry:
- Separating funnels are a common tool in analytical laboratories for sample preparation, allowing for the extraction and separation of analytes.
- Research and Development:
- In research settings, separating funnels with PTFE plugs are used for various experimental procedures requiring liquid-liquid extractions and phase separations.
