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Attention Colorado customers. Although our retail store is permanently closed, we still offer some opportunity to pick up an order. Call or text us at 303-777-3777 to arrange a pick up appointment. Thanks!

Orders placed online, via email, and via phone will still be processed as before.

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Silicone Stopper, Size #6, pk/12

Fits 250mL Pyrex Erlenmeyer. Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14663. Sold in a pack of 12 stoppers.

$23.05