Rubber base for round bottom flasks

With grid tops, provide uniform heat with no back flashes. One piece nickel plated venturi tube to thoroughly mix air and gas.

1.This instrument can be used with alcohol lamp, asbestos nets.
2.The above first put asbestos network, then add beakers, flasks, etc.
3.The following can be put alcohol lamp for heating.
4.Suitable for teaching physics and chemistry, laboratory, and other
fields.

White plastic 12 Positions PP trapezoidal pipette holder Multifunctional double-sided trapezoidal pipette holder burette holder

With threaded needle valve,air regulator and alumiunm mixing tubes for thorough air/gas mixing,nickel plated,die-cast zinc alloy base.

1.Removable, zinc plated steel rods.
2.Bases and rods are also available individually.

1.Matreial:Hard Wood 2.With 12 holes 22mm diameter, ideal for classroom work and 12 or 12 draining pegs, easy to asemble for use or disassemble for storage. 3.Proguct size:41.5*6.8*9cm