Product Category Description:
These black, high percentage rubber stoppers are low in free sulfur and have two holes to facilitate laboratory procedures. Stoppers sized as 00 through 0 have 3mm diameter holes; the size 1 stopper has 4mm holes. Stoppers sized as 2 and larger have 5mm diameter holes. Stoppers remain resilient and pliable under most laboratory conditions.
| Size: | 7 | |
| Dia. of Top, mm: | 37 | |
| Dia. of Bottom, mm: | 30 | |
| Length, mm: | 25 | |
| No./lb. (Approx.): | 17 | |
| Unit: | Pack | |
Plasticoid Black Rubber Stoppers, Two-Hole 7--M292