Stoppers
Stoppers constructed of durable rubber and cork, available in just the sizes you need!
Cork Stopper Assortment Assorted sizes, 0–11, high-quality cork. Set of 100.
Rubber Stopper Assortment Assorted sizes, 0–8. Contains 20 solid, 27 one-hole, and 19 two-hole stoppers.
Stopper Size |
Test Tube Opening Diameter (mm) |
00 |
10-13 |
0 |
13-15 |
1 |
15-17 |
2 |
16-18 |
5 |
23-25 |
6 |
26-32 |
6 1/2 |
27-34 |
7 |
30-34 |
8 |
33-37 |
9 |
37-41 |