- Home Page /
- Industrial Supplies /
- Lab & Scientific Products /
- Glassware & Labware /
- Lab Flasks /
- Reaction Kettle Flasks /
- Laboy Glass 1000mL Pear-Shaped Schlenk Flask ...
0 ratings
Item #:
42737807
Laboy Glass 1000mL Pear-Shaped Schlenk Flask Tube Kjeldahl-Style Reaction Storage Air-Free with High Vacuum Valve & 2440 Joint Lab Glassware
Item #:
42737807
NZD 277
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:
Order now and get it around Friday, August 14
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
Laboy glass flasks are heavy wall designed, made of high-quality borosilicate glass, and can be heated directly in an open flame and withstand typical laboratory thermal variations.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Vacuum Capability
Equipped with a high vacuum valve, this flask enables air-free reactions, providing a controlled environment for sensitive experiments that require precision and reliability.
Kjeldahl Design
The unique Kjeldahl-style design specifically accommodates nitrogen determination processes, ensuring optimal function in analytical and research applications, catering to both educational and professional labs.
Durable Glass Material
Made from high-quality lab glass, this pear-shaped flask guarantees durability and chemical resistance, making it a dependable choice for long-term usage in various laboratory settings.
Product Details
| Material | Glass |
| Capacity | 1000 Milliliters |
| Brand | LABOY |
| Bottom Shape | Round |
| Specification Met | Astm |
Who Should Buy?
-
Chemistry Researchers
Ideal for researchers conducting air-sensitive reactions requiring vacuum conditions and precise measurements in a lab environment.
-
Educational Institutions
Perfect for universities or colleges offering chemistry courses, allowing students to perform practical experiments efficiently.
-
Laboratory Technicians
Suitable for technicians involved in chemical processing and titration tasks, benefiting from high vacuum and storage features.
-
Beginners
May not be suitable for beginners without proper knowledge of handling vacuum glassware safely and effectively.
Product Description
Laboy Glass 1000mL Pear-Shaped Schlenk Flask Tube Kjeldahl-Style Reaction Storage Air-Free with High Vacuum Valve & 2440 Joint Lab Glassware
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is a Laboy Glass 1000mL Pear-Shaped Schlenk Flask used for?
Answer: The Laboy Glass 1000mL Pear-Shaped Schlenk Flask is primarily used for conducting chemical reactions and storing substances in a controlled, air-free environment. Its unique pear-shaped design not only enhances mixing but also allows for easy evaporation of solvents. This type of flask is ideal for users conducting sensitive reactions, such as organometallic chemistry, where moisture and air can interfere with the process. -
Question:
What materials are used to make the Laboy Glass Schlenk Flask?
Answer: The Laboy Glass Schlenk Flask is made from high-quality borosilicate glass, known for its exceptional thermal resistance and durability. This material ensures that the flask can withstand significant temperature changes without breaking. Additionally, the glass is chemically resistant, making it suitable for a wide range of reactions and solvents in laboratory settings. -
Question:
How do I set up the High Vacuum Valve for use?
Answer: To set up the High Vacuum Valve on the Laboy Glass Schlenk Flask, first ensure that the flask is securely connected to a vacuum source. Open the valve to allow air and unwanted gases to escape, creating the necessary vacuum environment within the flask. This setup is particularly beneficial for experiments that require an inert atmosphere, such as those involving reactive or moisture-sensitive reagents. -
Question:
Can the Schlenk Flask be used for Kjeldahl chemical analysis?
Answer: Yes, the Laboy Glass Schlenk Flask is suitable for Kjeldahl chemical analysis, as it can efficiently contain the ammonia distillation process used in this analysis. The reflux design allows for controlled heating and hydrogen ion concentration adjustments, making it a versatile tool for accurate nitrogen content determination in various samples. -
Question:
What size joint does the Laboy Glass Schlenk Flask have?
Answer: The Laboy Glass Schlenk Flask features a 2440 joint size, which is a standard connection for various laboratory glassware. This size is compatible with many accessories, such as condensers and adapters, allowing for flexibility in experimental setups. This compatibility enhances the flask's functionality in extensive laboratory applications. -
Question:
Is the Laboy Glass Flask suitable for high-temperature applications?
Answer: Yes, the borosilicate glass construction of the Laboy Glass Flask allows it to withstand high temperatures without deforming or breaking. However, it is advisable to avoid sudden temperature changes. This makes it suitable for various high-temperature reactions commonly encountered in organic and inorganic chemistry, providing reliable performance in the lab. -
Question:
How can the Schlenk Flask facilitate air-sensitive reactions?
Answer: The design of the Laboy Glass Schlenk Flask, coupled with its High Vacuum Valve, enables the creation of an inert gas atmosphere. This is critical for air-sensitive reactions, such as those involving alkali metals or reactive organics. By allowing users to replace air with inert gases like nitrogen or argon, this flask ensures that reactions proceed without risk of oxidation or moisture interference. -
Question:
Can this flask be used in educational settings?
Answer: Absolutely! The Laboy Glass Schlenk Flask is an excellent choice for educational laboratories due to its versatility and robust construction. It provides students and educators with a hands-on experience in conducting experiments that require controlled environments, such as synthesis and analysis, fostering a deeper understanding of chemical principles and reactions. -
Question:
Where can I buy Laboy Glass 1000mL Pear-Shaped Schlenk Flask in Cook Islands?
Answer: You can purchase the Laboy Glass 1000mL Pear-Shaped Schlenk Flask from Ubuy in Cook Islands. Ubuy offers a variety of lab glassware options, including this Schlenk flask, making it easy to find the right equipment for your laboratory needs. Simply visit the Ubuy website and search for the product to find more details.
LABOY Reaction Kettle Flasks Editorial Review
No editorial reviews found
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 vacuum capability
- Durable glass material
- Precision joint fit
- Air-free reactions
- Versatile applications
Cons
- Fragile if dropped
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 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.
NZD 277
Order now and get it around Friday, August 14
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:
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
- Heavy-wall designed for durability
- Made of high-quality borosilicate glass
- Can be heated directly in an open flame
- Withstands typical laboratory thermal variations
- Facilitates heating and stirring with pear-shaped design
- Indispensable in air-sensitive chemistry
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.