"tbe buffer"

Tube clamp with finger grip.

Durable heavy wall test tubes.

Durable plastic jumbo test tubes made from PET.

Round-bottom polypropylene test tubes.

Glass test tube with side arm, ideal for gas collection, distillation and chemical reactions.

A pair of tubes for elecrolysis experiments.

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These conical centrifuge tubes are sterile with imprinted graduations up to 15 ml.

Pre-cleaned borosilicate glass test tubes without rims.

High quality glass test tubes with bakelite screw cap and rubber liner for general laboratory use.

These high-clarity polypropylene (PP) round bottom test tubes have a 3,000 RCF rating. The tubes come with polyethylene dual-position snap caps, which offer both vented and fully closed positions.