Size 1 Black Rubber Stoppers (Count 6)
![Size 1 Black Rubber Stoppers (Count 6) - Avogadro's Lab Supply](http://www.avogadro-lab-supply.com/cdn/shop/products/Black1-768_{width}x.jpg?v=1591307036)
Six, black # 1 stoppers. These are domestically manufactured lab grade stoppers. The stoppers are solid, natural rubber. The size of each stopper is molded on the top.
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Six, black # 1 stoppers. These are domestically manufactured lab grade stoppers. The stoppers are solid, natural rubber. The size of each stopper is molded on the top.
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