Rubber Stopper Size #13 - 1 hole

Size #13 1-hole stopper suitable for test tubes and/or Erlenmeyer flasks.
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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 1 Size 13 stopper, 1 Hole.

Material Chemical Resistant Rubber
Size #13
Top (mm) 40
Bottom (mm) 33
Height (mm) 25
# of Holes 1
Pack Size 1

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

More Information
Length (cm) 4
Width (cm) 3
Height (cm) 3
Age Group 5-6 Years, 7-8 Years, 9-10 Years, 11-12 Years, 12+ Years
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