Borosilicate Flask QiMan Heavy Wall Lab Flask

Description

Product Overview

The QiMan Borosilicate Lab Distillation Flask is engineered for demanding scientific environments. Crafted from premium heavy‑wall borosilicate glass, it resists thermal shock and chemical corrosion, providing a sturdy, reusable vessel for distillation, reflux, and other laboratory processes. The flask features a smooth, bump‑free body that offers high optical clarity, allowing users to monitor reactions without obstruction. Its frosted delicate mouth and thin neck are designed to minimize spillage and deliver excellent sealing performance, while the hand‑blown construction ensures uniform wall thickness and a bubble‑free interior.

Usage

This flask is ideal for a wide range of laboratory applications, including organic synthesis, analytical chemistry, and educational demonstrations. Its robust design makes it suitable for high‑temperature distillations, reflux setups, and vacuum operations. Researchers, educators, and laboratory technicians will appreciate the ease of handling provided by the ergonomic shape and the clear visibility of the reaction mixture. Whether you are conducting small‑scale experiments or scaling up processes, the QiMan flask delivers consistent performance.

Why Choose Us

QiMan stands for precision engineering and uncompromising quality in laboratory glassware. Each flask undergoes rigorous quality control to ensure uniform thickness, flawless clarity, and reliable sealing. The heavy‑wall borosilicate composition offers superior resistance to thermal stress, extending the lifespan of the flask even under repeated heating cycles. Our commitment to customer satisfaction means that any damaged items are promptly addressed, guaranteeing a hassle‑free experience for our users.

Key Features

• Heavy‑wall borosilicate glass for high temperature and chemical resistance
• Smooth, high‑transparency body for easy observation of reactions
• Frosted thin‑neck design that prevents spills and ensures tight sealing
• Hand‑blown construction with uniform wall thickness and no bubbles
• Reusable and durable, backed by responsive customer support

FAQ

What temperature range can the flask withstand?

The heavy‑wall borosilicate glass is rated for continuous use up to 500°C (932°F) and can tolerate rapid temperature changes without cracking.

Is the flask compatible with standard laboratory clamps and stands?

Yes, the flask features a standard round neck that fits common clamps, retort stands, and heating mantles used in most laboratories.

Can I use the flask for vacuum distillation?

Absolutely. The thick glass walls and secure sealing neck make it suitable for low‑pressure vacuum distillation applications.

How should I clean the flask after use?

Rinse with distilled water and a mild laboratory detergent. For stubborn residues, soak in a suitable solvent and rinse thoroughly before drying.

What should I do if the flask arrives damaged?

Contact QiMan customer service immediately with photos of the damage. We will arrange a replacement or refund to ensure your complete satisfaction.