Test Tubes & Accessories - Harmony Lab & Safety Supplies

Medline

SKU: MLAB-FLANGECAP

Polyethylene Test Tube Cap, Flange Style

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$17.99 - $99.99

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Medline

SKU: MLAB12X75-PP

Multipurpose Polypropylene Test Tubes, 12 mm x 75 mm, 5 mL

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$19.99 - $164.99

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Medline

SKU: MLAB-BOROSILICATE

Disposable Borosilicate Glass Culture Tube, 5 sizes

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$44.99 - $107.99

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Medline

SKU: MLAB-BOROSILICATE-xx

Disposable Borosilicate Glass Culture Tube, 10 mm or 12 mm x 75 mm, 250/box

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$11.99

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$9.97

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Medline

SKU: MLAB-PS

Disposable Multipurpose Polystyrene Test Tubes, 8 mL and 10 mL sizes

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$13.99 - $169.99

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Dynarex

SKU: DYN422-GLASS

Dynarex Glass Test Tubes, 4 size options

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$69.99 - $102.99

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Dynarex

SKU: DYN42130

Dynarex Multi-Function Tube Rack for 15mL and 50mL Tubes, Red, 50/case

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$369.99
Dynarex

SKU: DYN420-PP

Dynarex Plastic Polypropylene Test Tubes, 4 size options

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$69.99 - $112.99

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Dynarex

SKU: DYN420-PS

Dynarex Plastic Polystyrene Test Tubes, 4 size options

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$69.99 - $112.99

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Dynarex

SKU: DYN4213

Dynarex Test Tube Racks, 50/case

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$269.99

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Test Tubes

What types of test tubes are available?

There are several types of test tubes available including standard test tubes, culture tubes, centrifuge tubes, and boiling tubes, among others. The specific type needed depends on the intended use.

How do I choose the right size test tube for my needs?

The size of the test tube you need depends on your intended use. For example, if you're conducting an experiment that requires a small volume of liquid, a smaller test tube would be appropriate. Standard test tubes usually hold between 2 and 50 milliliters of liquid.

Are all test tubes heat resistant?

Not all test tubes are heat resistant. Those made of borosilicate glass, such as Pyrex, are more resistant to thermal shock than those made from regular soda-lime glass. Plastic test tubes are generally not suitable for heating.

Can I cap or seal my test tubes?

Yes, test tubes can be sealed with a stopper or cap, which can be made of a variety of materials including rubber, plastic, or cork. The type of cap needed will depend on the intended use and the substance being contained.

How do I clean my test tubes?

Test tubes can usually be cleaned with mild detergent and warm water, then rinsed thoroughly with distilled water. If they're made of heat-resistant glass, they can also be sterilized in an autoclave.

Can I use test tubes with any type of equipment?

While test tubes can be used with most equipment, it's important to ensure the size and material of the test tube is compatible with the kit. For instance, if you're using a centrifuge, the test tubes need to fit properly and withstand the forces involved.