Description

USA Lab Round Bottom Flask - Single Neck 24/40 Joint - Borosilicate 3.3

The USA Lab Round Bottom Flask with a single 24/40 ground glass joint is manufactured from premium Borosilicate 3.3 glass, providing exceptional chemical resistance, thermal durability, and optical clarity for laboratory, research, educational, and industrial applications.

Designed for distillation, reflux, rotary evaporation, chemical synthesis, solvent recovery, and general laboratory processing, this flask delivers uniform heat distribution throughout the vessel, helping improve process efficiency while reducing localized hot spots. The precision-ground 24/40 joint creates a secure, leak-resistant connection with compatible condensers, adapters, stoppers, and other standard laboratory glassware components.

Constructed from laboratory-grade Borosilicate 3.3 glass, these flasks are built to withstand repeated heating and cooling cycles while maintaining excellent visibility of contents. The spherical design promotes efficient mixing and heat transfer, making these flasks a staple in chemistry, pharmaceutical, research, and academic laboratories.

Available sizes: 250mL, 500mL, 1L, 2L, and 5L.
Compatible with standard 24/40 laboratory glassware assemblies.

Borosilicate 3.3 Glass Single Neck Design 24/40 Ground Joint 250mL to 5L Sizes

Material: Premium Borosilicate 3.3 glass for chemical and thermal durability.

Joint: Standard 24/40 precision ground glass joint for compatible lab assemblies.

Sizes: Available in 250mL, 500mL, 1L, 2L, and 5L capacities.

Why buy from USA Lab

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Tested and trusted products.

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Nationwide 1-2 day shipping.

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US-based service & spares.

Why choose the USA Lab Round Bottom Flask - 1 Neck 24/40 Joint?

Premium glass construction — made from Borosilicate 3.3 glass for excellent chemical resistance and thermal durability.
Standard 24/40 joint — compatible with condensers, adapters, stoppers, and standard 24/40 laboratory glassware.
Uniform heat distribution — round bottom shape helps promote even heating and efficient heat transfer.
Versatile lab use — ideal for distillation, reflux, rotary evaporation, chemical synthesis, and solvent recovery.
Multiple size options — available in 250mL, 500mL, 1L, 2L, and 5L sizes.

Talk to an expert

Get help choosing the right flask size or matching 24/40 glassware components for your setup.

Call 734-855-4890

Technical Specifications

Model	USA Lab Round Bottom Flask - 1 Neck 24/40 Joint
Product Type	Round Bottom Flask
Material	Borosilicate 3.3 Glass
Available Sizes	250mL, 500mL, 1L, 2L, 5L
Neck Style	Single Neck
Joint Size	24/40 Precision Ground Glass Joint
Appearance	Clear Laboratory Glass
Common Uses	Distillation, Reflux, Rotary Evaporation, Chemical Synthesis, Solvent Recovery
Chemical Resistance	Excellent Chemical Resistance
Thermal Durability	Designed for Repeated Heating and Cooling Cycles
Heat Transfer	Uniform Heat Distribution
Applications	Laboratory, Research, Educational, Industrial

Popular Industries & Use Cases

Botanical Extraction Pharmaceutical Chemical Sciences Academic & Research

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Tailored tanks, skids, and integration help.

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FAQ

What is the USA Lab Round Bottom Flask - 1 Neck 24/40 Joint made from?

The USA Lab Round Bottom Flask - 1 Neck 24/40 Joint is made from premium Borosilicate 3.3 glass for excellent chemical resistance, thermal durability, and optical clarity.

What sizes are available for the USA Lab Round Bottom Flask - 1 Neck 24/40 Joint?

The USA Lab Round Bottom Flask - 1 Neck 24/40 Joint is available in 250mL, 500mL, 1L, 2L, and 5L sizes for a wide range of laboratory workflows.

What is the USA Lab Round Bottom Flask - 1 Neck 24/40 Joint used for?

The USA Lab Round Bottom Flask - 1 Neck 24/40 Joint is commonly used for distillation, reflux, rotary evaporation, chemical synthesis, solvent recovery, heating, and reaction chemistry.

Is the USA Lab Round Bottom Flask - 1 Neck 24/40 Joint compatible with standard lab glassware?

Yes. The USA Lab Round Bottom Flask - 1 Neck 24/40 Joint uses a standard 24/40 precision ground glass joint for compatibility with condensers, adapters, stoppers, and other 24/40 laboratory glassware components.

Important Shipping Notice!

DISCLAIMER:

All items are carefully packaged to ensure safe delivery. In the rare event that your item arrives damaged, please notify us within 3 days of receipt. We will promptly provide a replacement or issue a refund.

Please note that any damage occurring after delivery is not covered under warranty. We appreciate your understanding and your trust in our products.