Rubber Stopper Size #3 - 1 Hole -10 Pack

Size #3 1-hole stoppers suitable for test tubes and/or Erlenmeyer flasks. 10 pack.
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Rubber test tube stoppers suitable for Glass or Plastic Test Tubes and Erlenmeyer Flasks. These long lasting stoppers are made from excellent grade rubber, with a low sulfur content. Contains 10 Size 3 stoppers, each with 1 hole.

Material Chemical Resistant Rubber
Size #3
Top (mm) 18
Bottom (mm) 15
Height (mm) 19
# of Holes 1
Pack Size 10

Not sure what size stopper to use? See our handy Rubber Stopper Size Chart for help

More Information
Length (cm) 12
Width (cm) 4
Height (cm) 16
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