Best Drying Lab Tubes of 2026

Brian Howie Avatar
Brian Howie
Last Updated: Jan 8, 2026

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Drying lab tubes are essential tools used in scientific research and experimentation. These tubes are designed to effectively remove moisture from various substances, ensuring accurate and reliable results. Made from high-quality materials such as borosilicate glass, these tubes are resistant to heat and chemical reactions, making them suitable for a wide range of applications. They feature a narrow opening at the top, allowing for easy pouring and transferring of liquids. With their sturdy construction and efficient drying capabilities, lab tubes are a valuable asset to any laboratory setting.

At a Glance: Our Top Picks

SP Bel-Art Polyethylene Drying Tubes Cover #TOP 1
SP Bel-Art Polyethylene Drying Tubes
ftb score rating icon 9.9
stonylab Glass 75 Degrees Drying Tube Cover #TOP 2
stonylab Glass 75 Degrees Drying Tube
ftb score rating icon 9.8
Generic 4-Pack Borosilicate Glass Tube Stem Set Cover #TOP 3
Generic 4-Pack Borosilicate Glass Tube Stem Set
ftb score rating icon 9.6

Top 10 Drying Lab Tubes

#TOP 1

SP Bel-Art Polyethylene Drying Tubes

199610000
6" Length
SP Bel-Art Polyethylene Drying Tubes Cover
SP Bel-Art Polyethylene 6 in. Drying Tubes with Polypropylene Tube Fittings (Pack of 12) (F19961-0000)

The SP Bel-Art Polyethylene 6 in. Drying Tubes with Polypropylene Tube Fittings (Pack of 12) (F19961-0000), also known as SP Bel-Art Drying Tubes, are essential tools for any drying lab. These unbreakable polyethylene straight tubes have a 16mm ID by 19mm OD, making them versatile for various applications. Each tube comes with two polypropylene fittings that can accept 6.4 to 9.5mm ID tubing, providing flexibility in connecting different equipment. With the option to fill the tubes with a desiccant of your choice, you can achieve efficient drying and moisture control. Whether you need to dry samples or prevent moisture buildup in your lab setup, SP Bel-Art Drying Tubes offer the convenience and reliability you need.

What We Like
Unbreakable
Versatile
Flexible fittings
#TOP 2

stonylab Glass 75 Degrees Drying Tube

B08DRBK4FD
24/40 Joint
stonylab Glass 75 Degrees Drying Tube Cover
stonylab Glass 75 Degrees Drying Tube, Borosilicate Glass Bent Drying Tube Adapter with Inner 24/40 Standard Taper Joint for Organic Synthesis Chemistry Laboratory Lab Supply, Angled at 75 Degrees

Introducing the stonylab Glass 75 Degrees Drying Tube, a high-quality and reusable lab supply designed for organic synthesis chemistry experiments. This angled drying tube features an inner 24/40 standard taper joint, allowing for easy connection to other lab equipment. Made from durable borosilicate glass, this drying tube is built to withstand heavy-duty use. The perfect handcraft ensures a precise fit and reliable performance. With StonyLab's commitment to quality and excellent customer service, you can trust that this drying tube will meet your needs. In the event of any damage during shipping, simply contact StonyLab for a quick resolution. Upgrade your laboratory supplies with the stonylab Glass 75 Degrees Drying Tube and experience the convenience and reliability it offers.

What We Like
Angled at 75 degrees
Inner 24/40 standard taper joint
Borosilicate glass
#TOP 3

Generic 4-Pack Borosilicate Glass Tube Stem Set

Generic
RWBAG05
Generic 4-Pack Borosilicate Glass Tube Stem Set Cover
4-Pack Solo Borosilicate Glass Tube Stem Set - 110mm Straight & Curved for Steam Chemistry, Air Drying, and Lab Applications

The Generic Glass Tube Set offers durable and heat-resistant borosilicate glass tubes designed for various lab uses. Made from high-quality glass, these tubes can handle very high temperatures, up to 520°C, making them perfect for experiments involving steam or heat. You get two straight and two curved tubes, giving you flexible options for air drying, gas collection, or filtration tasks. The smooth edges and consistent thickness make handling safe and ensure good airflow, so you can work confidently in both educational and professional settings.

What We Like
Heat-resistant borosilicate glass
High-temperature tolerance up to 520°C
Includes straight and curved tubes
Safe, smooth edges for handling
#TOP 4

Deschem 24/40 Bent Drying Glass Adapter

DES331254383102
Deschem 24/40 Bent Drying Glass Adapter Cover
Deschem 24/40,Bent Drying Glass Tube Adapter,Lab Glassware

The Deschem Bent Drying Adapter is crafted from durable G3.3 borosilicate glass, known for its high resistance to heat and chemical corrosion, making it reliable for lab use. It features an annealing point around 560℃, which means it can withstand gradual cooling without cracking, ensuring longevity. The adapter’s low expansion rate (32×10^-7/℃) helps it maintain stability during temperature changes, so you won’t have to worry about breakage. Additionally, its softening point at 820℃ means it can handle high temperatures without deforming, providing you with a sturdy and dependable drying tube for your laboratory work.

What We Like
Durable borosilicate glass
High annealing temperature
Low thermal expansion
High softening point
#TOP 5

Generic XL Glass Tube Stem Solo Set 90mm

Generic
SV-XLTB-3PK
AROMA STEMS
Generic XL Glass Tube Stem Solo Set 90mm Cover
XL Glass Tube Stem Solo Set, 90mm Straight Long Steam Chemistry Air Drying Tubes, 3Pcs (Aroma Stems)

The Generic Glass Tube Stems come in a set of three 90mm long straight glass tubes, ideal for solo laboratory and chemistry work. Their length and straight design help you easily set up air drying or experimental processes, making your work smoother. Made from sturdy lab-grade glass, these tubes ensure durability and reliable performance during your experiments. Plus, their universal fit means they can seamlessly connect with most standard lab equipment, giving you flexibility and convenience when setting up your chemistry apparatus. These clear glass tubes also allow you to clearly observe the flow inside, improving accuracy and control.

What We Like
Durable lab-grade glass
Set of three tubes
Universal compatibility
Straight 90mm design
#TOP 6

KSVMOAG 3-Piece Glass Air Drying Tubes

KSV008
KSVMOAG 3-Piece Glass Air Drying Tubes Cover
3 Pcs Glass Tube Stem (110mm Straight) Steam Chemistry Air Drying Tube (Straight-1)

The KSVMOAG Glass Drying Tubes come in a set of three durable glass tubes made from high-quality borosilicate glass. This material ensures the tubes are tough and resistant to breakage, giving you a reliable tool for your lab needs. Each tube is precisely sized at 4 inches long with a 12mm diameter, making them compatible with most setups. Cleaning is simple and eco-friendly thanks to the included special brushes, so you can keep your tubes spotless without hassle. Plus, the tubes are carefully packed individually to prevent damage during shipping, ensuring they arrive safely for your use.

What We Like
Durable borosilicate glass
Precise 4-inch sizing
Easy-to-clean with brushes
Individually bubble-wrapped
#TOP 7

Deschem 24/40 U Bent Drying Glass Tube

DESGZGUX
Deschem 24/40 U Bent Drying Glass Tube Cover
Deschem 24/40 U Bent Type Drying Glass Tube Dry Adapter Lab Glassware

The Deschem Drying Glass Tube is crafted from durable G3.3 borosilicate glass, known for its strength and resistance to thermal shock, making it ideal for lab use. It can withstand high temperatures up to 560℃ before softening, which means you can use it safely in various heating processes without worrying about damage. The tube’s low expansion rate ensures it remains stable and doesn’t easily crack when heated or cooled, providing you with reliable performance. This makes the Deschem Drying Glass Tube a practical choice for drying applications in your laboratory work.

What We Like
G3.3 Borosilicate Glass
High Annealing Point (560℃)
Low Thermal Expansion
Heat Resistance
#TOP 8

Trsobi 4 Pack Borosilicate Glass Drying Tubes (110mm Straight & Curved)

Glass Tube Stem
Trsobi 4 Pack Borosilicate Glass Drying Tubes (110mm Straight & Curved) Cover
4 Pack Glass Tube Stem Set (110mm Straight & Curved),for Drying,and Experiment Applications Drying Tube

The Trsobi Glass Drying Tubes are built to handle various lab tasks with ease. These tubes are made from high-quality borosilicate glass, which means they can resist heat and chemical reactions, making them perfect for steam chemistry and air drying. You’ll appreciate their durability since they can withstand temperatures up to 520°C, so they won’t break easily during your experiments. The smooth, precisely cut edges and consistent thickness help ensure safe handling and efficient airflow, which is important for accurate results. Plus, their design supports a range of scientific uses like condensation and filtration, giving you flexibility in your lab work or DIY projects.

What We Like
Heat-resistant borosilicate glass
Durable and sturdy construction
Safe, smooth edges
Versatile for multiple lab uses
#TOP 9

ADAMAS-BETA 75° Bent Glass Drying Tube 19/22 Joint

02062384
19/22
ADAMAS-BETA 75° Bent Glass Drying Tube 19/22 Joint Cover
ADAMAS-BETA Glass Drying Tube Adapter 75 Degree Bent Lab Drying Tubes with 19/22 Standard Taper Joint Lab Glassware

The ADAMAS-BETA Glass Drying Tube is designed with a 75-degree bent shape and a 19/22 standard taper joint, making it easy for you to connect securely to your lab equipment. Its bulb holds solid desiccants, which help keep moisture away from your reaction flask by preventing the desiccant from entering the flask itself. Made from high-quality glass, this drying tube offers excellent clarity and resists chemical shocks, ensuring durability during your experiments. It's perfect for drying gases or removing impurities, providing you with reliable performance in your chemical work. Just remember to use solid desiccants only, as liquids like concentrated sulfuric acid are not suitable for this tube.

What We Like
Secure 19/22 taper joint
Prevents desiccant contamination
High-quality chemical-resistant glass
Effective gas drying tool
#TOP 10

Deschem 24/40 Borosilicate Glass Drying Tube

231276231744
Deschem 24/40 Borosilicate Glass Drying Tube Cover
Deschem 24/40,Straight Drying Glass Tube Adapter,Ground Joint,Lab Borosilicate Glassware

The Deschem Glass Drying Tube is crafted from high-quality G3.3 borosilicate glass, known for its durability and resistance to thermal shock. This makes it safe for use in various lab environments where temperature changes are common. The tube has an annealing point of 560℃, which means it can withstand high heat without cracking, ensuring longevity and reliability. Its low expansion rate of 32×10⁻⁷ per degree Celsius helps maintain its shape and size during heating or cooling, so you can trust consistent performance. Additionally, with a softening point of 820℃, this tube can handle extreme temperatures, making your lab work safer and more efficient.

What We Like
Durable borosilicate glass
High heat resistance
Low thermal expansion
Handles extreme temperatures
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What is the use of drying tube in laboratory?

A drying tube, also known as a guard tube, is used in the laboratory to house a solid desiccant. It is connected to a reaction vessel to keep it free from moisture. The tube has a ground glass joint at one end for easy connection.

2. Why is it important to use a drying tube?

Using a drying tube is important when moisture exclusion is required but not necessarily a reaction under inert conditions. The drying tube contains a drying agent, such as calcium chloride, which has a high affinity for water and helps remove moisture from the reaction vessel.

3. What is the drying agent for drying tube?

The drying agent used in a drying tube can be anhydrous calcium chloride or calcium sulfate in pellet form. These drying agents have the ability to remove moisture from the apparatus when connected through a thermometer adapter or rubber tubing.

4. What is the purpose of drying the solution?

The purpose of drying the solution is to remove trace amounts of water from an organic solution. This is done using drying agents. It is important to use an Erlenmeyer flask and remove any water layer before adding the drying agent.

5. What is the most efficient drying method?

Hot air drying is currently the most common and efficient drying method. It is simple, effective, and cost-efficient for industrial and food products that can withstand high temperatures.

6. What are the 3 main drying agents?

The three most commonly used solid drying agents are calcium chloride, magnesium sulfate, and sodium sulfate.

Editor's Notes

During our drying lab tube research, we found 24 drying lab tube products and shortlisted 10 quality products. We collected and analyzed 3,495 customer reviews through our big data system to write the drying lab tubes list. We found that most customers choose drying lab tubes with an average price of $16.17.

The drying lab tubes are available for purchase. We have researched hundreds of brands and picked the top brands of drying lab tubes, including SP Scienceware, stonylab, Deschem, KSVMOAG, Trsobi. The seller of top 1 product has received honest feedback from 384 consumers with an average rating of 4.7.

Written by
Brian Howie Avatar

Brian Howie is a content writer and senior industrial designer. After graduation from Westminster College, he has been engaged in product design and manufacturing for 18 years. Brian Howie has always found great pleasure in designing industrial products and sharing his ideas and experience online.