Plasticoid Black Rubber Stoppers One-Hole 9--M291 Case
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From OpticsPlanet
Plasticoid Black Rubber Stoppers One-Hole 9--M291 Case. Combining top-notch and uncompromising quality with an affordable price the Plasticoid Black Rubber Stoppers One-Hole 9--M291/ 59581-403 can fulfill your laboratory needs while still offering a great value for the money. Product Category Description: These black high percentage rubber stoppers are low in free sulfur and have a single hole to facilitate laboratory procedures. Stoppers sized as 000 through 0 have a 3mm diameter hole; the size 1 stopper has a 4mm hole. Stoppers sized as 2 and larger have a 5mm diameter hole. Remain resilient and pliable under most laboratory conditions.