Blank glass test tubes for labs, kitchens, crafts, free sample packs. Thick rims & walls for safety; long, tight fitting cork & rubber stoppers optional.
Test tubes are familiar tools to anyone who has taken a chemistry course. They are handy for mixing, heating, and storing liquids, powders, seeds and more.
You will find them in the kitchen, restaurants and bars, as product samplers, at parties and even at weddings. Read our blogs: What is a Test Tube Used For? Not Just Labs! & Glass Test Tubes & Cork Stoppers: Versatile Chemistry Kitchenware, for more info.
Q: Are your test tubes rated for use with food?
A: Borosilicate tubes are dishwasher & food safe. Wash first before using with food/beverages.
Q: What is the capacity of your test tubes?
A: The capacities/volumes are from 12.5 to 200ml (0.5 to 8 fl. oz)
Note: Test tube diameters vary and may not fit racks or stoppers we don't supply.
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Our glass test tubes are for sale on-line for immediate shipment. Buy just one tube or by the case at 50% off. Suitable for science, crafts, sample product packaging & more. All test tube case lots have optional tube/stopper combos. We don't sell thin walled, easy to break, cheap test tubes!
Handle glassware with care & wear goggles & gloves because: