Aluminum test tube rack

1.Matreial:Hard Wood 2.With six holes 22mm diameter, ideal for classroom work and 6 or 6 draining pegs, easy to asemble for use or disassemble for storage. 3.Size:300*65*90mm,dia22mm*8 holes

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

1.Made of Rubber. 2.For Round Bottom Flasks 3.Size:90mm 4.Color:Black or red

1.Moulded in white polypropy lene. 2.Accept 44 pipittes of up to 15mm. 3.Very stable with 30mm diameter base.

1.Matreial:Hard Wood 2.With six holes 22mm diameter, ideal for classroom work and 6 or 6 draining pegs, easy to asemble for use or disassemble for storage. 3.Size:300*65*90mm,dia22mm*8 holes

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