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StonyLab

Black Rubber Stoppers, Solid, Size #000 - #12

Regular price $8.99
Regular price Sale price $8.99
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About this item

  • Airtight Sealing: ensures secure, leak-proof seals for flasks, test tubes, and condensers during experiments or sample storage
  • Wide Size Compatibility: available in multiple sizes (#000 to #12) to fit standard laboratory glassware confirm dimensions before purchase (± 1 mm tolerance)
  • Flexible Material: maintains elasticity and sealing integrity over time without hardening, cracking, or deforming
  • Laboratory-Only Use: designed exclusively for laboratory use not suitable for food or consumable applications
  • Reliable Coverage: 1-year replacement policy for defective or damaged stoppers available in packs of 5 or 10 per size

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