- Compliance with ISO 4800 standards
- With Graduation
- With PE Stopper
| PART No. | Capacity (ml) | NS | Bore (mm) | PACK Qty. |
| 6890-50 | 50 | 19/26 | 2.5 | 1 |
| 6890-100 | 100 | 19/26 | 2.5 | 1 |
| 6890-250 | 250 | 29/32 | 4 | 1 |
| 6890-500 | 500 | 29/32 | 4 | 1 |
| 6890-1000 | 1000 | 29/32 | 6 | 1 |
| 6890-2000 | 2000 | 29/32 | 6 | 1 |
Here are some common uses for such a separating funnel:
- Liquid-Liquid Extraction:
- The primary function is for liquid-liquid extraction, allowing for the separation of immiscible liquids or the extraction of specific compounds from a mixture.
- Sample Preparation for Analysis:
- Laboratories use these funnels to prepare samples for analysis by separating different components or isolating specific fractions for further testing, such as chromatography or spectroscopy. Graduations aid in accurate volume measurements.
- Precise Liquid Dispensing:
- The needle valve stopcock provides precise control over the flow rate, making it suitable for applications where accurate and controlled liquid dispensing is crucial.
- Reaction Product Isolation:
- The funnel can be used to isolate and separate products of chemical reactions from reaction mixtures. The needle valve stopcock allows for controlled release of liquids.
- Solvent Recovery:
- After a chemical reaction or process, the funnel can be used for solvent recovery by allowing the separation of solvents from the reaction mixture. The needle valve stopcock aids in controlling the rate of solvent drainage.
- Process Scale-Up:
- These funnels may be used in larger-scale processes or industries where higher volumes are involved. The needle valve stopcock allows for controlled and precise liquid handling in different scales of applications.
- Industrial Processes:
- In various industrial settings, Squibb-shaped Separating Funnels with needle valve stopcocks are employed for liquid-liquid separations and extractions, providing accurate control over liquid flow.
- Phase Separation:
- The funnel is suitable for processes requiring clear phase separation, ensuring the clean separation of different liquid layers. Graduations aid in monitoring volume changes during separation.
- Fractionation:
- In processes where different components of a mixture need to be separated based on their physical properties, Squibb-shaped Separating Funnels with needle valve stopcocks can be employed. The needle valve allows for controlled fraction collection.
- Quality Control Processes:
- Industries use these funnels for quality control processes, especially when precise separations are needed for the analysis of specific components. The needle valve stopcock provides accurate flow control.
- Research and Development:
- Squibb-shaped Separating Funnels with needle valve stopcocks find applications in research laboratories for various experiments and processes involving liquid-liquid separations. The needle valve allows for controlled liquid handling.
- Teaching and Demonstrations:
- Educational laboratories may use these funnels for teaching purposes, demonstrating liquid-liquid extraction techniques and the principles of phase separation. The needle valve stopcock provides a visual and hands-on tool for students.
