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ITEM#: 3211-59584332 CA
MFR#: 59584-332 CA
VWR* Rubber Stoppers One-Hole High resiliency pure gum. Less free sulfur (1/4%) and lower density than standard black rubber stoppers. Added hole facilitates laboratory usage. Size: 11. Diameter of top: 56mm. Bottom: 48mm. Hole diameter: 5mm.