Manufactured from borosilicate glass. Lenz Laborglasinstrumente™ Screwthread Tubes for Glassblowers has a high resistance to thermal shock and chemical corrosion. The tube combined with plastic fittings produce a tight connection to a straight tube.
Provides for quick and easy leak-tight connections to apparatus in the laboratory. Lenz Laborglasinstrumente™ Screwthread Tubes with NS Cone are manufactured from durable DURAN™ borosilicate glass.