United Scientific™ RSTPK4 Premium Laboratory Black Rubber Stoppers, 2 Hole | Good to Seal Bottles, Tubes and Many Other Containers - Black Lab Plug | #2 to #8 Assorted Sizes | 1LB of Stoppers.

★★★★★ 4.9 54 reviews

US$5.87
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US$5.87
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Product details

Management number 236870453 Release Date 2026/07/10 List Price US$5.87 Model Number 236870453
Category

One-pound bag of black rubber stoppers with two holes, sizes 2 to 8. Made of natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Will withstand temperatures from –25°C to 70°C (–13°F to 158°F). Autoclavable.

  • Tapered Design - Smooth and tapered sides make these stoppers easy to plug and pull. All United Scientific rubber stoppers are reusable, and promote a sustainable laboratory or classroom environment.
  • Natural Rubber - Made from premium natural rubber, not easy to deform, elastic and great for sealing. Manufactured according to laboratory standards.
  • Extensive Use - Rubber stopper Ideal for laboratory and industrial use, can be used to seal test tubes, flasks, etc. Available in a wide range of sizes.
  • Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). They do contain latex.
  • Size: #2 to #8 Assorted sizes, stoppers.
ASIN B00ES3UEOM
Item Weight 1 pounds
Manufacturer United Scientific Supplies
Item model number RSTPK4
Package Dimensions 5.4 x 5 x 2.1 inches
Is Discontinued By Manufacturer No

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54 ratings | 22 reviews
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