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Made of natural rubber, red
Natural color, made of polyethylene. Offers a dual position once placed on the tube; a loose position for aerobic work or a sealed position for anaerobic cultures
Made of polyethylene. Flexible, it conforms to the tube’s mouth. Available for tubes with a diameter of 13 mm and for tubes with a diameter of 16 mm
Made of polyethylene. Adaptable to diameters of 10, 12, 13, and 16 mm
Made of amber silicone. Withstands temperatures from -70ºC up to +200ºC
Made of polypropylene. For our glass test tubes references TU02, TU04 and TU05
Made of polyethylene. Flange type. For our plastic test tubes references TUPP and TUPS
