15 Sizes Rubber Stopper Bungs Laboratory Sealing Hole Stopper

Laboratory rubber stopper - Wikipedia

Rubber Stopper, #15, One Hole, Black, each

Solid Rubber Stopper Bungs 19 Pieces 10 Assorted Sizes from 000# to 7# Use for Flask, Plug Holes, Dog's Pool and Test Tube or Other Laboratory Apparatus Need Sealed: : Industrial & Scientific

27 Pack (10 Assorted Sizes) 000# - 7# Tapered Lab Bungs Solid Rubber Stoppers : Industrial & Scientific

Solid Rubber Stopper Bungs 19 Pieces 10 Assorted Sizes from 000# to 7# Use for Flask, Plug Holes, Dog's Pool and Test Tube or Other Laboratory Apparatus Need Sealed: : Industrial & Scientific

Kyuionty 12 Pack Solid Rubber Stoppers Size 2-20mm x 15mm - 26mm Long - Tapered Laboratory Test Tube Stopper Plug - Black : Industrial & Scientific

Kyuionty 12 Pack Solid Rubber Stoppers Size 2-20mm x 15mm - 26mm Long - Tapered Laboratory Test Tube Stopper Plug - Black : Industrial & Scientific

Size #2: Top Diameter: 20mm. Bottom Diameter: 15mm. Length: 26mm. Rubber Stoppers: High quality rubber with excellent sealing and close fit.

12 Pack Solid Rubber Stoppers Size 2-20mm x 15mm - 26mm Long - Tapered Laboratory Test Tube Stopper Plug - Black

Frcolor Tube Rubber Bungs Stopper Laboratory Testbungs Silicone Stopper Hole Plug Tapered Bung Flask Stoppers Tapered Stoppers

Rubber Stoppers, Stopper Size 13, 1 Hole (bag of 4) These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstands temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. Sold as one-pound bags. Rubber Stoppers for Laboratory use only.

United Scientific Rubber Stoppers