This is a pack of 10 quality test tubes with high grip tops. We use them to manufacture test tube cocktails. (If you need any advice in this area please ask!) This tubes are made from thick walled polystyrene (PS), Food Grade, Suitable for liquids, Non Sterile, Round bottomed Rimless, Tough & Reuseable Machine washable (tops and tubes) and leakproof when the stopper is applied.
Pack size of 10 plastic test tubes with black tops.
150mm (6 inch) long, 16mm outer diameter (Ø).
Capacity is 20ml without cap fitted and 18ml with.
These tubes can be used for any number of items, Fish food, Confetti, Bath salts, beads, Cigars and also as postal tubes for small delicate items, such as wedding invitations.
Suitable for liquids.