25 X 150mm PYREX GLASS TEST TUBE WITH RIM; PACK OF 6 EA

GSC International RS-3-1 Black Stoppers Rubber, #3, 1 Hole, 1 lb.

Red Devil 0320 Steel Wool, 0000 Super Fine, 8 Pads

Rubber Stopper- Size 3- Drilled

Herco Black Rubber One-Hole Stopper (Size 3) - 4 pcs

Ajax Scientific Spring Steel Test Tube Clamp, 16cm Length

GSC International RS-4-1 Black Stoppers Rubber, #4, 1 Hole, 1 lb.

Premium Test Tube Rack, (6) 25mm Holes and (6) Pins - Solid Wood - 9.4" Long, 3.75" Tall

13 X 100mm PYREX GLASS TEST TUBE WITH RIM; PACK OF 6 EA

Rubber Stoppers - Size #3 - (Pack of 6) Karter Scientific 216N2

Shappy 9 Pads Steel Wire Wool Cleaning Wire Wool Pads Polishing Steel Wool (Fine)