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18mm 1-Hole Stopper
$0.35

18mm 1-Hole Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for the 18mm test tubes, and the hole is fitted for 6mm glass tubing.

$0.35
17mm Two-Hole Stopper
$0.35

17mm Two-Hole Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for 17mm test tubes and the holes are for 6mm glass tubing.

$0.35
17mm One-Hole Stopper
$0.35

17mm One-Hole Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for 17mm test tubes and the hole is for 6mm glass tubing.

$0.35
18mm 2-Hole Stopper
$0.35

18mm 2-Hole Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for the 18mm test tubes, and the holes are fitted for 6mm glass tubing.

$0.35
35mm Solid Stopper
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$0.55

35mm Solid Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for 35mm tubes.

$0.55
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17mm Solid Stopper
$0.35

17mm Solid Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for 17mm test tubes.

$0.35
18mm Solid Stopper
$0.35

18mm Solid Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for the 18mm test tubes

$0.35
30mm One-hole Stopper
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$0.50

30mm One-hole Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for 30 mm Erlenmeyer flasks, and the hole is for the 6mm glass tubin...

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$0.50
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30mm Solid Stopper
Sold out
$0.50

30mm Solid Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for 30 mm Erlenmeyer flasks. These stoppers fit both the 250ml and t...

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$0.50
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20 mm Solid Stopper
$0.35

20 mm Solid Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for 20 mm tubes.

$0.35
15mm Two Hole Stopper
$0.45

15mm Two Hole Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for the 15mm test tubes, and holes are for the 6mm glass tubing.

$0.45
15mm One Hole Stopper
$0.45

15mm One Hole Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for the 15mm test tubes, and hole is for the 6mm glass tubing.

$0.45
15 mm Solid Stopper
$0.30

15 mm Solid Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for the 15mm test tubes.

$0.30
25mm  Two-hole Stopper
$0.45

25mm Two-hole Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for 25 mm test tubes, and holes are for 6mm glass tubing.

$0.45
25mm  One-hole  Stopper
$0.45

25mm One-hole Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for 25 mm test tubes, and hole is for 6mm glass tubing.

$0.45
25 mm Solid Stopper
$0.45

25 mm Solid Stopper

Science Equipment Supplies

These rubber stoppers are of high quality, soft, resilient rubber. Diameter is for 25 mm test tubes.

$0.45

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