Globe Scientific Flat Bottom Tube, 12 x 57mm (3mL),Graduated, with Rim, PS

These test tubes are graduated and self standing. 3mL polystyrene and 12mL Polypropylene options are available.
These flat bottom, self-standing tubes are available in clear polystyrene (PS) or unbreakable polypropylene (PP).
The 3mL polystyrene tubes measure 12 x 57mm. They are graduated with rim.
The 12mL polypropylene tubes measure 16 x 92.5mm. They are non-graduated, without rim.