Best Capillary Lab Tubes in 2026
Daisy
Last Updated: Feb 10, 2026
Daisy
Last Updated: Feb 10, 2026
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| SimpleBreeze | 9.87 | ✅ | ✅ | ✅ |
Package: 30 pack 13ml transparent glass test tubes with cork stoppers.
Size: 0.6 inches × 3.9 inches / 15 × 100mm, volume: 13ml.
Material: The glass test tubes are made of high-quality borosilicate glass and can be heated and reused.
Features: Each glass test tube is equipped with a cork stopper, have a good seal. High quality glass makes the test tube have good heat resistance and can be used at high temperature.
Use:They can be used to store liquid, bath salts, powder, candy, sample, beads. Transparent test tubes are suitable for various scientific experiments, plant propagation, making crafts, holiday party and home decoration.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| hBARSCI | 9.90 | ✅ | ✅ | ✅ |
Capillary Melting Tube, Open both ends
4" Long
Made of Borosilicate Glass.
Wall thickness 0.2mm
Pack of 100
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| AAdvance Instruments, LLC | 5.74 | ✅ | ✅ | ✅ |
500 per pack capillary tubes, 0.5 mm inner diameter, 0.75 mm outer diameter, 100mm length. Made of borosilicate glass
As shown in photos, approximate spotting volume as tested for dichloromethane is 15mm x (0.25mm)² x 3.14 = 3µL, for acetone is 25mm x (0.25mm)² x 3.14 = 5µL, and for water is 45mm x (0.25mm)² x 3.14 = 9µL.
Testing method used is placing the tube at a straight up angle with only the tip submerged in the liquid and allowing the liquid to keep on climbing until it stops.
Upgraded convenient packaging with a 1.5mm diameter hole on cap for easy tube drawing without need to open the cap or keeping it open all the time.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| hBARSCI | 9.90 | ✅ | ✅ | ✅ |
Glass capillary tubes
4" length
0.05" Outer Diameter
100 Pack
Capillary tubes in a container with an opening that one tube can come through
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| hBARSCI | 9.90 | ❌ | ✅ | ❌ |
Glass, 'H' Type Potometer
Cut shoot is attached to the side arm with tubing and the wide glass tube acts as the reservoir.
Reservoir tube measures 6" long, and 3" wide with side arm.
Capillary tube measures 7"
Great for individual student use
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Replacement capillary tube for Beverage-Air GF48-L glass frosters
Measures 144" long, with 0.042" ID and 0.093" OD
Approved by original equipment manufacturer (OEM)
Country of origin: United States
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Replacement capillary tube for compatible Beverage-Air coolers, glass frosters, and reach-in refrigerators
Fits Beverage-Air models GF24, PRF12-12, and SF34
Measures 96" long, with 0.042" ID and 0.092" OD
Approved by original equipment manufacturer (OEM)
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Eisco | 3 |
| Beverage Air | 2 |
| Aadvance Instruments | 1 |
| Depepe | 1 |
We've carried out a comprehensive analysis of 1,890 reviews on capillary lab tubes, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select capillary lab tubes priced around $22.47, with top brands including and
Our team of expert editors reviewed these high-quality items and handpicked the top 7 capillary lab tubes for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .
We are dedicated to assisting our users in finding the right tubes Products based on their needs, saving them considerable time when choosing which capillary lab tubes to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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