36 ml Autoclavable Borosilicate Glass Test Tubes

10 Tubes
$21.99
Quantity

20% Off Sitewide now thru 12/1

Use code: SHROOMSAVINGS at checkout

In Stock. Ships in 1-2 business days.

These medical-grade, autoclavable 20mm glass test tubes feature black threaded, rubber-lined caps. Heavy-duty screw-tops have a deep thread finish for an extra twist of security. Use in lab to store mushroom cultures, laboratory samples, and more.

Made from Type I Borosilicate glass, test tubes have a low temperature gradient and can withstand direct flame, high temperatures and thermal shocks.

Made in the USA.

Need a test tube rack? You can find it here.

Frequently Asked Questions

We recommend absolute beginners start with our Spray & Grow Kits, which make growing mushrooms at home super easy.

We want you to have the best possible experience with every North Spore product and guarantee free replacements within 30 days of receipt for any damaged, contaminated, or unusable product.

Absolutely! Mushroom cultivation is a great activity to do with the whole family, whether you'd like to grow indoors or outdoors. If you're new to mushrooms, we recommend starting with a Spray & Grow Kit or a Plant & Grow Kit – both make it easy to grow fresh, organic mushrooms at home.

We are vertically integrated — from culture work all the way to spawn and substrate production — ensuring a quality end product. And our staff mycologists keep up to date on all best practices in our field. Additionally, we have a dedicated QAQC team that tests every batch of grain and substrate before it’s inoculated.

Cluster of brown-capped mushrooms with long, light-colored stems against a white background.

Your Trusted Source for Premium Mushroom Growing Supplies

Whether you’re growing mushrooms at home, in your garden, or at a commercial scale, we offer everything you need to cultivate success. We start with the highest-quality OMRI-listed ingredients, mix them in our state-of-the-art facility, and inoculate them in our custom-built lab, so you can rest easy knowing your product will yield the best results.

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