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6870-Separating Funnel, Squibb shape, With Graduation, Solid Glass Stopcock, ISO


6870-Separating Funnel, Squibb shape, With Graduation, Solid Glass Stopcock, ISO

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  • Compliance with ISO 4800 standards
  • With Graduation
  • With PE Stopper
PART  No. Capacity (ml) NS Bore (mm) PACK Qty.
6870-50 50 19/26 2.5 1
6870-100 100 19/26 2.5 1
6870-250 250 29/32 4 1
6870-500 500 29/32 4 1
6870-1000 1000 29/32 6 1
6870-2000 2000 29/32 6 1

Here are some common uses for such a separating funnel:

  1. Liquid-Liquid Extraction:
    • The primary function of a Squibb-shaped Separating Funnel is for liquid-liquid extraction, allowing for the separation of immiscible liquids or the extraction of specific compounds from a mixture.
  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. Graduations help in accurate volume measurements.
  3. Chemical Reagent Addition:
    • The solid glass stopcock with graduations allows for precise control over the addition of chemical reagents to reaction mixtures, facilitating controlled reactions in chemical processes.
  4. Phase Separation:
    • Squibb-shaped Separating Funnels with graduations are often used in processes where clear phase separation is essential, ensuring the clean separation of different liquid layers. Graduations aid in monitoring the volume of each phase.
  5. 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. Graduations assist in monitoring the volume of recovered solvents.
  6. Process Scale-Up:
    • These funnels may be used in larger-scale processes or industries where higher volumes are involved. The presence of graduations allows for accurate volume measurements in different scales of applications.
  7. Industrial Processes:
    • In various industrial settings, Squibb-shaped Separating Funnels with solid glass stopcocks and graduations are employed for liquid-liquid separations and extractions, ensuring precise control over volumes.
  8. Reaction Product Isolation:
    • The funnel can be used to isolate and separate products of chemical reactions from reaction mixtures. Graduations assist in measuring the volumes of different phases.
  9. Fractionation:
    • In processes where different components of a mixture need to be separated based on their physical properties, Squibb-shaped Separating Funnels with graduations can be employed. Graduations aid in fraction collection.
  10. Quality Control Processes:
    • Industries use these funnels for quality control processes, especially when precise separations are needed for the analysis of specific components. Graduations provide accurate volume control.
  11. Research and Development:
    • Squibb-shaped Separating Funnels with graduations and solid glass stopcocks find applications in research laboratories for various experiments and processes involving liquid-liquid separations. Graduations aid in precise measurements.
  12. Biological Sample Processing:
    • In biological laboratories, these funnels can be used for processing and extracting specific compounds from biological samples. Graduations assist in controlling sample volumes.
  13. Teaching and Demonstrations:
    • Educational laboratories may use these funnels for teaching purposes, demonstrating liquid-liquid extraction techniques and the principles of phase separation. Graduations provide visual reference points for students.


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