Rubber Stopper, Size #0

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Cat. No. - NC-0950
Price - $0.45
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All of our black rubber stoppers are laboratory grade.

These rubber stoppers contain a high percentage of pure rubber and are low in free sulfur. The stopper composition ensures resiliency and pliability over a long period and will withstand laboratory conditions without hardening.

The upper working temperature of these black rubber stoppers is 212°F.

Fits these Test Tubes: