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6940-Separating Funnel Pear Shape, PTFE Stopcock, ISO

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6940-Separating Funnel Pear Shape, PTFE Stopcock, ISO

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  • Available with PE stopper
  • Complies with ISO 4800 Standards

* Non DIN

PART  No. Capacity (ml) NS Bore (mm) PACK Qty.
6940-50 50 19/26 2.5 1
6940-100 100 19/26 2.5 1
6940-125* 125 19/26 2.5 1
6940-250 250 29/32 4 1
6940-500 500 29/32 4 1
6940-1000 1000 29/32 6 1
6940-2000 2000 29/32 6 1

Here are some common uses for a Pear-shaped Separating Funnel with a PTFE stopcock:

  1. Liquid-Liquid Extraction:
    • The primary use is for liquid-liquid extraction, allowing the separation of immiscible liquids or the extraction of specific compounds from a mixture. The PTFE stopcock ensures chemical inertness and a reliable seal.
  2. 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.
  3. 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 PTFE stopcock ensures a chemically inert and tight seal.
  4. Phase Separation:
    • Suitable for processes requiring clear phase separation, ensuring the clean separation of different liquid layers. The PTFE stopcock provides precise control over the separation process.
  5. Reaction Product Isolation:
    • The funnel can be used to isolate and separate products of chemical reactions from reaction mixtures, providing a controlled environment for the separation.
  6. Fractionation:
    • In processes where different components of a mixture need to be separated based on their physical properties, Pear-shaped Separating Funnels with PTFE stopcocks can be employed.
  7. Quality Control Processes:
    • Industries use these funnels for quality control processes, especially when precise separations are needed for the analysis of specific components. The PTFE stopcock ensures a chemically inert and leak-free operation.
  8. Research and Development:
    • Pear-shaped Separating Funnels with PTFE stopcocks find applications in research laboratories for various experiments and processes involving liquid-liquid separations.
  9. Biological Sample Processing:
    • These funnels can be used in biological laboratories for processing and extracting specific compounds from biological samples.
  10. Teaching and Demonstrations:
    • Educational laboratories may use these funnels for teaching purposes, demonstrating liquid-liquid extraction techniques and the principles of phase separation.
  11. Industrial Processes:
    • In various industrial settings, Pear-shaped Separating Funnels with PTFE stopcocks are employed for liquid-liquid separations and extractions, providing a chemically inert and reliable sealing mechanism.
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