Wooden colorimetric tube stand

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

1.Constructed of a cast iron support ring with a gray baked enamel
finish to give it chemical resistance.
2.Making it an excellent means of supporting smaller items over a
burner, such as crucibles, evaporating dishes, and beakers.
3.The plated steel legs slope outward from the ring, giving it added
stability.