Description: This high-quality rubber conical stopper finds wide application across various industrial sectors. Primarily used for sealing laboratory glassware such as flasks and test tubes, it also proves useful in household applications and for assembling various devices.
This stopper has a rubber odor. Avoid use with sulfuric and nitric acids, acetone, gasoline, and chloroform.
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US: temporary delays — postal services aligning new import rules, 
EU: 1–2 weeks, 🌍 Worldwide: 1–4 weeks ✈️