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Item #:
229320108
Cole-Parmer Lab-Grade Glass Dewar Flask, Vented Polyethylene Stopper, 655 mL
Item #:
229320108
BTN 37829
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Product Details
| Brand Name | Cole-Parmer |
| Manufacturer | COLE-PARMER |
| Part Number | AO-03766-20 |
| Item Weight | 1.5 Pounds (680 grams) |
| Capacity | 655 Milliliters |
| Bottom Shape | Round |
| Brand | Cole-Parmer |
Product Description
Cole-Parmer Lab-Grade Glass Dewar Flask, Vented Polyethylene Stopper, 655 mL
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Customer Questions & Answers
-
Question:
What is a Lab-Grade Glass Dewar Flask used for?
Answer: A Lab-Grade Glass Dewar Flask is primarily used for storing and handling cryogenic liquids such as liquid nitrogen or helium. The flask is designed to insulate these substances effectively, maintaining their low temperatures for extended periods. Moreover, it is often used in laboratories for experiments involving temperature-sensitive materials, ensuring that researchers have reliable equipment for precise and safe handling. -
Question:
What are the features of the vented polyethylene stopper?
Answer: The vented polyethylene stopper is designed to release any excess pressure that may build up within the Dewar flask, preventing dangerous situations associated with liquid expansion. This feature allows for safe storage of volatile substances while avoiding potential leaks or bursts. Additionally, it's lightweight and chemically resistant, making it suitable for various laboratory environments where the contents may react with different materials. -
Question:
Can the Dewar Flask be used for other substances besides cryogenic liquids?
Answer: Yes, while the Lab-Grade Glass Dewar Flask is ideal for cryogenic liquids, it can also be used to store any temperature-sensitive substances that require thermal insulation. For instance, it can be utilized in experiments involving exothermic reactions, where controlling temperature is crucial to avoid undesired chemical reactions. The flasks are versatile, making them an essential tool in various research applications. -
Question:
What is the capacity of the Lab-Grade Glass Dewar Flask?
Answer: The capacity of the Lab-Grade Glass Dewar Flask is 655 mL, providing ample space for storing significant volumes of liquids. This makes it suitable for both small-scale experiments and larger applications where a higher quantity of cryogenic or temperature-sensitive materials is required. It strikes a balance between portability and storage capability, making it versatile for different laboratory settings. -
Question:
How should I clean and maintain the Dewar Flask?
Answer: Cleaning the Lab-Grade Glass Dewar Flask is essential for optimal performance. It is recommended to rinse it with distilled water and use appropriate lab cleaning solutions to avoid contamination. Avoid using abrasive materials and ensure that the flask is completely dry before storage. Regular maintenance helps ensure accuracy in experiments and longevity of the flask, making it a reliable instrument for any laboratory. -
Question:
Is the glass used in the Dewar Flask durable?
Answer: Yes, the glass used in the Lab-Grade Glass Dewar Flask is specifically designed to withstand extreme temperatures and resist thermal shock. This durability is crucial when handling cryogenic liquids, as the flask will experience rapid temperature changes. Its robust construction ensures that it can be used repeatedly without significant wear, making it a dependable choice for laboratory professionals. -
Question:
What safety measures should be taken while using the Dewar Flask?
Answer: When using a Lab-Grade Glass Dewar Flask, it is vital to wear appropriate personal protective equipment such as gloves and safety goggles. Always handle the flask with care to avoid breakage, and never directly touch cryogenic liquids. Ensure the vented polyethylene stopper is correctly inserted to prevent pressure build-up. Understanding the materials being stored and following proper laboratory practices ensures a safe and efficient working environment. -
Question:
Can this Dewar Flask be used in educational settings?
Answer: Absolutely! The Lab-Grade Glass Dewar Flask is perfect for educational settings where demonstrations of cryogenics or temperature-sensitive experiments are conducted. It provides students with practical experience in handling scientific equipment and understanding physical properties related to temperature and pressure. Its safe design makes it an excellent tool for classrooms and laboratories alike, enhancing hands-on learning. -
Question:
How does the thermal insulation of the Dewar Flask work?
Answer: The thermal insulation of the Lab-Grade Glass Dewar Flask is achieved through a vacuum between the inner and outer walls. This design minimizes heat transfer, keeping the contents stable at extremely low temperatures. As a result, researchers can confidently store volatile substances without worrying about rapid temperature changes. This feature is crucial in various scientific research applications that require maintaining controlled environments. -
Question:
Where can I buy Lab-Grade Glass Dewar Flask, Vented polyethylene Stopper, 655 mL?
Answer: You can buy the Lab-Grade Glass Dewar Flask, Vented polyethylene Stopper, 655 mL from Ubuy in Bhutan. Ubuy offers a wide selection of laboratory equipment and ensures that you have access to high-quality products suited for your research needs.
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BTN 37829
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