250mL Pressure Equalizing Addition Funnel Dropping Funnel (24/29 joint, PTFE Stopcock)
Numéro d'article: 112336301

250mL Pressure Equalizing Addition Funnel Dropping Funnel (24/29 joint, PTFE Stopcock)

Numéro d'article: 112336301

XOF 95804

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Ce qui se démarque

Precision Control
Featuring a PTFE stopcock, this funnel ensures precise control of liquid flow, minimizing waste and improving accuracy in experimental setups.
Durable Design
Constructed from high-quality glass, the funnel offers superior durability and resistance to chemical reactions, ensuring longevity in laboratory environments.
Versatile Use
With a 24/29 joint, this funnel is compatible with a wide range of glassware, making it an essential tool for various applications in chemistry and research.

Détails du produit

Shop 250mL Pressure Equalizing Addition Funnel Dropping Funnel (24/29 joint, PTFE Stopcock) online at a best price in Senegal. B071RV4F6P
Brand NameYUCHENGTECH
Number of Items1
ManufacturerYUCHENGTECH
Part NumberYUCHENG TECH
Capacity250 ml
Item Dimensions W x H2.13"W x 8.46"H
Item Weight5 kg
Material TypeGlass
MaterialGlass
BrandYUCHENGTECH
Product Dimensions (L x W x H)2.13"W x 8.46"H (5.4 x 21.5 cm)

À qui est-ce destiné ?

Suitable For
  • Laboratory Chemists

    Ideal for chemists conducting experiments requiring precise reagent addition and pressure equalization in chemical reactions.

  • Educational Institutions

    Useful in university labs for teaching students about controlled addition of liquids in chemistry and experimental setups.

  • Research Facilities

    Perfect for research centers needing reliable and consistent liquid handling for various chemical processes and reactions.

Not Suitable For
  • Casual Users

    Not suitable for individuals without lab experience, as misuse can lead to accidents or inaccurate experiments.

DESCRIPTION DU PRODUIT

250mL Pressure Equalizing Addition Funnel Dropping Funnel (24/29 joint, PTFE Stopcock)

Vous avez une question ? Chattez avec nous

Questions et réponses des clients

  • question: What is a pressure equalizing addition funnel and how does it work?

    répondre: A pressure equalizing addition funnel is a specialized laboratory glassware designed for controlled addition of liquids to a reaction mixture under a specific pressure. It features a funnel chamber connected to a PTFE stopcock, allowing for very precise measurements while maintaining pressure equilibrium. This feature is particularly essential in reactions sensitive to pressure changes, ensuring that the reaction environment remains stable. Commonly used in organic synthesis and titrations, researchers appreciate the funnel's ability to minimize vapor loss and ensure the accuracy of experiments.
  • question: What is the significance of a PTFE stopcock in this funnel?

    répondre: The PTFE stopcock in the 250mL Pressure Equalizing Addition Funnel is crucial due to its chemical resistance and smooth operation. PTFE (Polytetrafluoroethylene) is known for its non-stick properties, which help to prevent clogging or sticking, making it ideal for handling corrosive or viscous liquids. This ensures a consistent flow during experiments. It also allows for precise control over the addition of liquids, making it invaluable in complex reactions where timing is critical.
  • question: In which applications can I use the 250mL addition funnel?

    répondre: The 250mL addition funnel is widely used in various laboratory applications, including organic synthesis, titrations, and reaction setups requiring precise liquid addition. It is particularly useful for reactions involving gases or where pressure equilibrium is necessary to avoid unwanted reactions or product loss. For instance, when conducting a reaction that requires the gradual addition of reagents without altering the pressure, this funnel provides an optimal solution.
  • question: Can I use the addition funnel with solvents of varying viscosity?

    répondre: Yes, the 250mL Pressure Equalizing Addition Funnel is designed to handle solvents of varying viscosities. Thanks to the PTFE stopcock, it provides smooth delivery regardless of whether you are working with thin solvents like acetone or thicker liquids like glycerol. This versatility is crucial in laboratories where different types of reactions and solvents are used, ensuring that you can conduct experiments effectively without changing equipment.
  • question: Is this funnel suitable for high-temperature applications?

    répondre: The 250mL addition funnel can be used in high-temperature applications; however, it is important to ensure that the materials surrounding the funnel are appropriate for the specific temperature limits of your experiment. Typically, the glass used in laboratory funnels can withstand high temperatures, but check compatibility with PTFE seals or stopcocks to avoid degradation. This feature is beneficial in reactions requiring heating, such as reflux experiments.
  • question: How do I clean the 250mL addition funnel after use?

    répondre: Cleaning the 250mL Pressure Equalizing Addition Funnel is straightforward. It is best to rinse it with appropriate solvents immediately after use to prevent residue from drying. For thorough cleaning, you can use a cleaning solution suitable for laboratory glassware. Avoid abrasive materials to maintain the integrity of the glass and PTFE parts. Proper cleaning ensures the longevity of the funnel and the accuracy of future experiments by avoiding cross-contamination.
  • question: What safety precautions should I take when using this funnel?

    répondre: When using the 250mL Pressure Equalizing Addition Funnel, it's vital to wear appropriate lab safety gear, including gloves, goggles, and a lab coat. Always ensure that the funnel is securely attached to the receiving vessel to prevent spills. Additionally, work in a well-ventilated area or use a fume hood when handling volatile or hazardous chemicals. These precautions help mitigate risks associated with chemical reactions and ensure a safe laboratory environment.
  • question: Does the funnel come with any additional components or accessories?

    répondre: Typically, the 250mL Pressure Equalizing Addition Funnel comes as a standalone piece without additional components or accessories. However, labs may require various adapters or connectors depending on their specific setups. It's advisable to check compatibility with other lab equipment. For specific reactions, you might need to purchase additional glassware or tubing separately to enhance the funnel's functionality, making it adaptable to numerous laboratory scenarios.
  • question: What materials is the funnel made from?

    répondre: The 250mL Pressure Equalizing Addition Funnel is primarily made from high-quality borosilicate glass known for its durability and thermal shock resistance. The PTFE stopcock adds to the funnel's chemical resistance, making it suitable for a wide range of solvents. Together, these materials ensure that the funnel can withstand the rigors of laboratory use, maintaining chemical integrity and providing reliable performance in various applications.
  • question: Where can I buy a 250mL Pressure Equalizing Addition Funnel Dropping Funnel 2429 joint, PTFE Stopcock in Senegal?

    répondre: You can purchase the 250mL Pressure Equalizing Addition Funnel with a 2429 joint and PTFE stopcock at Ubuy in Senegal. Ubuy specializes in providing a wide selection of laboratory equipment and glassware, ensuring that you can find reliable products suited to your research needs. The platform offers convenient sourcing options for laboratory supplies, making it a go-to choice for professionals and researchers.

YUCHENGTECH Addition Funnels Editorial Review

250mL Pressure Equalizing Addition Funnel Dropping Funnel (24/29 joint, PTFE Stopcock) is an essential laboratory tool from YUCHENGTECH, designed for efficient and precise fluid transfer. With a capacity of 250 ml, this glass funnel offers a durable solution for various experimental needs. Users have praised its sturdy build and effective pressure equalization feature, which enhances the accuracy of liquid additions during chemical processes. This funnel's compact dimensions of 2.13"W x 8.46"H make it easy to handle and integrate into standard laboratory setups, adhering to the 24/29 joint specifications for compatibility with many laboratory apparatuses. Overall, this funnel is a reliable choice for both educational and professional environments.

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Avantages

  • Effective pressure equalization for liquid transfers
  • Sturdy glass construction guarantees longevity
  • Compact size fits well in lab setups
  • Compatible with 24/29 joint equipment
  • Great for various chemistry applications

Les inconvénients

  • Careful handling required to avoid breakage

CONFIANCE EN LA PLATEFORME & PROTECTION DE L'ACHETEUR

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“Great products and very good service: very easy and very fast international delivery.”

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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”

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