Stoppers Natural Rubber Material

Rubber Stoppers Ranging from size 00 to size 14 Most Solid, Some 1-Hole, & 2-Hole Stopper Sizing can be found in the Size Chart   Below are TN LAB Labware Stopper Sizes, these apply only to TN LAB glassware. For other glassware refer to the sizing chart for the exact stopper measurements. Stopper Size 00:  Stopper Size 0: Stopper Size 1: 50ml Flat Bottom Boiling Flask Stopper Size 2: 100ml Erlenmeyer Flask & 100ml Flat Bottom Boiling Flask Stopper Size 3:  Stopper Size 4:  Stopper Size 5:  Stopper Size 5.5:  Stopper Size 6: 250ml Erlenmeyer Flask, 250ml Flat Bottom Boiling Flask Stopper Size 6.5: 500ml Erlenmeyer, 500ml Flat Bottom Boiling Flask, 250ml Vacuum Flask Stopper Size 7: 1L Erlenmeyer Flask Stopper Size 7.5: Stopper Size 8: 1L, 2L & 3L Erlenmeyer Flask, 2L & 3L Vacuum Flask,1L Flat Bottom Boiling Flask Stopper Size 8.5:  Stopper Size 9: 5L Erlenmeyer Flask, 2L, 3L & 5L Flat Bottom Boiling Flask Stopper Size 9.5: Stopper Size 10: Stopper Size 10.5 Stopper