• Separating Funnels, Graduated, with PTFE Stopcock
  • Separating Funnels, Graduated, with PTFE Stopcock
  • Separating Funnels, Graduated, with PTFE Stopcock

Separating Funnels, Graduated, with PTFE Stopcock - OMSONS

OM-4007-A3

  • Lab and Research

Vendor: OMSONS

Suited For: Lab and Research

Country of Origin: India

30-Day Limited Warranty
This product is covered against manufacturing defects in materials and workmanship for 30 days from the date of purchase.

This warranty does not cover: breakage caused by thermal shock (rapid heating or cooling); physical or mechanical damage, including drops, impacts, chips, and cracks from handling; damage from use outside the glassware's rated temperature, pressure, or chemical compatibility; damage from improper cleaning; normal wear such as scratching, staining, or discolouration; or unauthorised repair or modification.

To claim, contact SmartLabs within 30 days of purchase with proof of purchase and a description of the defect.
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R 400.00
R 400.00
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A separating funnel, also known as a separation funnel, is a piece of laboratory glassware used to separate immiscible liquids, meaning liquids that do not mix, like oil and water. These funnels are particularly useful in liquid-liquid extractions, where a mixture is separated into two distinct liquid phases based on density.

Immiscible Liquids: The funnel is used to hold two liquids that don't mix together, like oil and water.

Density Difference: The liquids separate into layers based on their densities, with the denser liquid settling at the bottom.

Controlled Drainage: A stopcock (a valve at the bottom) allows the user to drain the lower layer, while the upper layer remains in the funnel.

Complete Separation: By carefully opening and closing the stopcock, the two liquids can be separated cleanly.

Key Components: 

  • Funnel Body: The main container, often pear-shaped or conical, that holds the liquids.
  • Stopcock: A valve at the bottom to control the flow of liquid out of the funnel.
  • Stopper: A plug at the top to seal the funnel during shaking and mixing.
  • Materials: Separating funnels are typically made of borosilicate glass for its chemical resistance and ability to withstand temperature changes. They can also be made of plastic (like polypropylene or Teflon) for lighter weight and impact resistance.
  • Stopper Material Properties: PP is a thermoplastic polymer known for its strength, flexibility, and resistance to many chemicals, acids, and bases. It's also lightweight and can withstand high temperatures, making it suitable for various applications.
  • Graduations: A graduated separating funnel is used to accurately measure and dispense liquids during liquid-liquid extractions and other separation processes in the lab. The graduations (markings) on the funnel allow for precise volume measurements, ensuring accuracy and reproducibility in experimental procedures.
  • Socket Functionality: The ground glass joint enables the funnel to be sealed during use, preventing evaporation or leakage of liquids during separation or other chemical processes.
  • Socket Compatibility: This standardization ensures that a 24/29 joint on a separating funnel will fit with a 24/29 joint on a stopper, condenser, or other glassware.The first number, 24, indicates the diameter of the larger end of the ground glass joint in millimeters. The second number, 29, indicates the length of the ground glass joint in millimeters.
  • Drip Tip: The drip tip provides a narrow opening for liquids to exit the funnel, allowing for a more controlled and directed flow. This prevents liquids from splashing or dripping uncontrollably, which can be problematic in sensitive experiments.

Specification:

  • Funnel Body: Conical
  • Stopcock: PTFE Key Stopcock
  • Stopper: PP (polypropylene) plastic stopper
  • Materials: Borosilicate glass
  • Graduated: Yes
  • Socket: Select on drop-down menue
  • Drip Tip: Drip tip
  • Barnd: OMSONS

Specifications

Stopcock: PTFE Key Stopcock
Stopper: PP (Polypropylene) Stopper
Material: Borosilicate Glass

Delivery

We deliver nationwide across South Africa. Once your order is on its way, you'll receive a tracking link by email so you can follow its progress. If you need your order urgently or you're delivering somewhere hard to reach, contact our team before you check out and we'll help where we can.

Warranty

This product is covered against manufacturing defects in materials and workmanship for 30 days from the date of purchase.

This warranty does not cover: breakage caused by thermal shock (rapid heating or cooling); physical or mechanical damage, including drops, impacts, chips, and cracks from handling; damage from use outside the glassware's rated temperature, pressure, or chemical compatibility; damage from improper cleaning; normal wear such as scratching, staining, or discolouration; or unauthorised repair or modification.

To claim, contact SmartLabs within 30 days of purchase with proof of purchase and a description of the defect.

Our Promise

At SmartLabs, we only stock equipment we'd trust in our own labs and classrooms. If a product arrives faulty or doesn't match its description, let us know and we'll make it right, whether that's a replacement or a refund. Our goal is for every order to work exactly as it should, the first time.