Description
Product Overview
The 3-Pack Glass Tube Stem (110mm Curved) 120° Angle is a precision‑engineered laboratory drying tube designed for reliable air flow control in steam chemistry and other moisture‑sensitive experiments. Each tube is fabricated from high‑temperature borosilicate glass, a material renowned for its exceptional thermal resistance, chemical stability, and durability under rigorous laboratory conditions. With an outer diameter of 14.5 mm, an inner diameter of 12 mm, and a total length of 110 mm, the tubes provide a consistent channel for air or inert gas to pass through, ensuring optimal drying performance. The 120 degree curvature is carefully calculated to fit standard lab setups while minimizing dead volume and turbulence, which can affect experimental outcomes.
Usage
These curved glass tube stems are ideal for a wide range of laboratory applications, including but not limited to:
- Air drying of reaction vessels prior to moisture‑sensitive syntheses.
- Steam chemistry setups where controlled condensation and vapor flow are required.
- Gas purification lines that demand a chemically inert pathway.
- Educational demonstrations of gas flow dynamics in chemistry curricula.
- Custom apparatuses where a 120 degree bend facilitates compact arrangement of glassware.
Because the tubes are made from borosilicate glass, they can withstand repeated heating cycles up to 500 °C without cracking, making them suitable for both ambient‑temperature and high‑temperature processes. The smooth interior surface reduces the risk of sample adsorption, ensuring that the drying medium remains uncontaminated.
Why Choose Us
Choosing the Generic brand means you receive a product that meets stringent quality standards. Each tube undergoes a multi‑stage inspection process to verify dimensional accuracy, curvature precision, and glass integrity. The manufacturing facility adheres to ISO‑9001 protocols, guaranteeing consistent performance across every batch. In addition, the product is backed by a responsive customer support team that offers technical assistance, replacement parts, and guidance on optimal installation practices. Our commitment to durability means you can rely on these tubes for years of continuous laboratory use, reducing the need for frequent replacements and minimizing downtime.
Key Features
- High‑temperature borosilicate glass ensures resistance to thermal shock and chemical attack.
- Precise 120 degree bend provides efficient airflow while fitting compact lab layouts.
- Uniform 12 mm inner diameter delivers consistent drying performance across all three tubes.
- Robust 14.5 mm outer diameter offers added mechanical strength for handling and installation.
- Dedicated after‑sales support includes technical advice, replacement parts, and a satisfaction guarantee.
FAQ
What temperature range can these glass tubes tolerate?
The borosilicate glass construction allows the tubes to safely endure temperatures from room temperature up to approximately 500 °C, making them suitable for most laboratory heating applications.
Can the tubes be used with corrosive gases?
Yes. Borosilicate glass is highly resistant to a wide range of acids, bases, and solvents, so the tubes can be employed with many corrosive gases without degradation.
How do I install the curved tube in my setup?
Insert the straight end of the tube into the desired port or adapter, ensuring a snug fit. The curved end can then be positioned to direct airflow or vapor into the next component of your apparatus. For best results, use compatible glass or metal adapters that match the 14.5 mm outer diameter.
Is there a recommended cleaning procedure?
Rinse the tubes with distilled water after each use, followed by a brief soak in a mild detergent solution if residues are present. Rinse again thoroughly and allow to air‑dry before storage.
What warranty does Generic provide?
Generic offers a one‑year limited warranty covering defects in material and workmanship. Should a tube fail under normal laboratory conditions, contact our support team for a replacement.




401-3 Borosilicate Glass Drying Tube with One Bulb, 200mm Length
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