Straight Plug Rubber Stoppers

Straight Plug Rubber Stoppers. This design of the straight plug rubber stopper provides maximum sealing for laboratory vials with a straight-wall glass finish. The straight-wall interior finish is typically found in vials from European manufacturers. This style is not recommended for vials with a blowback feature. Available in natural rubber, Viton and Butyl compound type rubbers in a variety of colors.

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