- Home Page /
- Industrial Supplies /
- Occupational Health & Safety Products /
- Emergency Response Equipment /
- Lab Showers /
- Dewar Flask, 1900mL
0 ratings
Item #:
145885413
Dewar Flask, 1900mL
88% of respondents would recommend this to a friend
Item #:
145885413
SHP 987
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Only 5 items left in stock.
Order now and get it around Wednesday, December 02
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Dewar flask with weighted metal base for stability and protective plastic mesh cover providing a firm grip.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step 1 Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Large Capacity
With a generous 1900mL volume, this Dewar flask is perfect for holding and storing large quantities of liquids, ideal for laboratories and outdoor activities.
Exceptional Insulation
Engineered with double-walled vacuum insulation, this flask minimizes heat transfer, keeping beverages hot or cold for extended periods, ensuring optimal temperature retention.
Durable Design
Constructed from high-quality materials, this Dewar flask is robust yet lightweight, designed to withstand rugged environments while providing excellent performance and longevity.
Product Details
| Brand Name | Chemglass |
| Manufacturer | Chemglass |
| Included Components | Dewar Flask |
| Model Number | CG-1593-04 |
| Part Number | CG-1593-04 |
| Unit Count | 1 Count |
| Capacity | 1900 ml |
| Material Type | Metal |
| Bottom Shape | Round |
| Material | Metal |
| Brand | Chemglass |
| Item Weight | 2.5 lbs (1.13 kg) |
What's in the box
Dewar Flask
Who Should Buy?
-
Laboratory Use
Ideal for scientists needing to store or transport cryogenic liquids safely with excellent insulation properties.
-
Outdoor Activities
Perfect for campers or backpackers wanting to keep beverages hot or cold for extended periods.
-
Medical Settings
Useful in hospitals or clinics for maintaining temperature-sensitive materials, such as vaccines and certain medicines.
-
Casual Users
Not suited for everyday users seeking simple beverage containers, as it’s a specialized tool.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is a Dewar Flask and what is it used for?
Answer: A Dewar Flask, also known as a vacuum flask, is a container designed to keep liquids hot or cold for extended periods. It's ideal for storing liquids like water, tea, or coffee and is commonly used in laboratories or for outdoor activities. The vacuum insulation minimizes heat transfer, making it perfect for science experiments, camping, or simply enjoying your favorite beverage without worrying about temperature changes. -
Question:
What is the capacity of the Dewar Flask?
Answer: The Dewar Flask has a capacity of 1900mL, which is substantial for various applications. This size makes it suitable for group outings, experiments requiring large sample sizes, or simply keeping multiple servings of drinks at hand. Its generous capacity ensures that you have enough liquid for extended use, whether at a picnic or during fieldwork. -
Question:
How does the vacuum insulation work in a Dewar Flask?
Answer: The vacuum insulation in a Dewar Flask effectively prevents heat transfer between the contents and the external environment. By eliminating air between two walls, it minimizes conduction and convection. This technology allows your drink to maintain its temperature for hours, making it an excellent choice for both hot and cold liquids, whether during a long hike or a day at the lab. -
Question:
Can I use the Dewar Flask for both hot and cold liquids?
Answer: Yes, the Dewar Flask is versatile and designed for both hot and cold liquids. Its vacuum insulation keeps hot beverages like coffee or tea piping hot while also maintaining cold drinks at their desired temperature. This dual functionality makes it perfect for diverse scenarios, such as a hot drink during winter outings or refreshing cold water on a summer hike. -
Question:
Is the Dewar Flask durable and suitable for outdoor use?
Answer: Absolutely! The Dewar Flask is constructed from robust materials, ensuring durability through various outdoor conditions. Its design is meant to withstand the rigors of camping, hiking, and laboratory environments. Its sturdy build means you can confidently carry it on any adventure without worrying about leaks or breakage. -
Question:
How do I clean and maintain my Dewar Flask?
Answer: Cleaning a Dewar Flask is straightforward. You can use warm soapy water and a non-abrasive sponge for the exterior. For the inside, it's advisable to use a bottle brush if needed. Regular maintenance includes rinsing it after use to prevent any residue buildup. Proper care ensures that the flask remains in excellent condition and retains its insulating properties. -
Question:
What materials are used in the construction of a Dewar Flask?
Answer: A Dewar Flask is typically made of high-quality stainless steel or glass, with a vacuum layer between two walls. Stainless steel offers durability and resistance to corrosion, while glass allows for easy visibility of the contents. This combination of materials contributes to the flask's efficiency in thermal insulation and overall performance. -
Question:
What features should I look for when choosing a Dewar Flask?
Answer: When selecting a Dewar Flask, consider features like insulation quality, material, capacity, and ease of use. Look for flasks with a wide mouth for easy filling and cleaning, along with robust construction for durability. A secure lid is vital to prevent spills during transport. Depending on your needs, you may also want options with ergonomic handles for comfortable carrying. -
Question:
Can I put my Dewar Flask in the dishwasher?
Answer: It's generally not recommended to put a Dewar Flask in the dishwasher as high heat and strong detergents may compromise its insulation and finish. Instead, hand washing with mild soap is advisable. By hand washing, you ensure that the vacuum seal remains intact and the inner surfaces are thoroughly cleaned without risking damage. -
Question:
Where can I buy Dewar Flask, 1900mL in Saint Helena?
Answer: You can buy the Dewar Flask, 1900mL on Ubuy. They offer a variety of products, ensuring you can find the exact model you’re looking for. Ubuy is known for reliable service and product selection, making it a convenient option for your purchasing needs.
Chemglass Lab Showers CG-1593-04 Editorial Review
The Dewar Flask, 1900mL is a high-quality product from Chemglass, designed for efficient thermal insulation and storage. Made from durable metal, this flask has a capacity of 1900 mL, perfect for handling various laboratory needs. Users appreciate its round bottom shape, which promotes stability during use, ensuring safety while working with sensitive materials. The lightweight design, at only 2.5 lbs, makes it easy to handle. Whether you're conducting experiments or storing samples temporarily, this flask meets practical needs with style and functionality.
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- High thermal insulation for liquid storage
- Durable metal construction for longevity
- Lightweight design for easy handling
- Ample capacity of 1900 mL
- Stable round bottom shape for safety
Cons
- Limited color options might not suit all preferences
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“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
H
Hazel
Verified buyer
“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.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“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
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
SHP 987
Order now and get it around Wednesday, December 02
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 5 items left in stock.
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Weighted metal base enhances stability.
- Protective plastic mesh cover offers a secure grip.
- Vented polyethylene stopper reduces evaporation.
- Innovative design minimizes risk of accidents.
- Ideal for laboratory and field use.
- Proudly manufactured in the United States.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.