: Specializes in science kits and individual tubes for homeschoolers and hobbyists. They offer sets that include racks and cleaning brushes for about $18.95.
For high-quality borosilicate glass (like Pyrex) or specialized plastic tubes, these retailers are reputable choices: where do you buy test tubes
: Provides diverse options including micro test tubes, sterile varieties, and Pyrex glass for lab applications. : Specializes in science kits and individual tubes
For quick shipping or craft-grade tubes (often plastic with screw caps or corks), consider: or simple experiments.
: Offers a wide variety of both plastic and glass tubes, frequently sold in bulk for party favors, plant propagation, or simple experiments.