Round bottom glass test tube without rim in Pyrex (Borsilicate)
Medium wall thickness – 1.2mm
Available with or without natural cork stopper.
Dimensions: 150mm x 18mm
Cork size CK5
Made in USA
Material: Pyrex borosilicate glass
Pyrex® medium wall rimless test tubes are designed and constructed for optimum performance. Manufactured from high quality thermally & chemically resistant Pyrex® borosilicate glass which provides a superior performance to neutral borosilicate and soda-lime glass. Capable of withstanding temperatures up to 500°C.