Buy big test tubes in bulk, 1x8" (25x200mm), only $1.60 each or save 55% in bulk lots. Unmarked glass test tubes can be used for product displays of candies, flowers, powders & bath salts. Heat resistant borosilicate glass ("Pyrex" TM) makes them food and dishwasher safe. Tube capacity/volume is ~100 ml/4 fl. oz.
This size is also available with these options:
Compatible test tube racks are listed in Related Products below.
Note: Test tube diameter is nominal; there can be a variance of as much as +/- 0.5mm. We cannot guarantee they will fit test tube racks or stoppers we don't supply.
For each Related Product, enter the quantity you would like to order and click the Add to Cart button beside the item.