Glass liner for 300 ml cylinder, height 285 mm, 1 unit(s)Glass liner for 300 ml cylinder, height 285 mm It has proved useful to place highly viscous materials or strong contaminants into laboratory autoclaves in glass sleeves. These special vessels are designed for the high pressure and temperatures in autoclaves. Technical Information Type Glass sleeve for 300 ml beaker, height 285 mm, 38 mm