Rubber Stopper, #00, 2-hole

These #5 rubber stoppers are 23-27 mm diameter with two 5 mm diameter holes. No. 5 rubber stoppers fit Pyrex 125 ml Erlenmeyer flasks.

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This is the softcover textbook for Apologia's Exploring Creation with General Science. 3rd Edition.

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You will always have the right size rubber stopper on hand with this 2 lb package of assorted solid, 1-hole and 2-hole stoppers ranging in size from #00 to #8. You get 60 stoppers total.

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These No. 2 rubber stoppers are 16-20 mm diameter with two 3 mm diameter holes.

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These #00 rubber stoppers are 10-15 mm diameter.

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These #5 rubber stoppers are 23-27 mm diameter with one 5mm diameter hole. No. 5 rubber stoppers fit Pyrex 125 ml Erlenmeyer flasks.

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These #00 rubber stoppers are 10-15 mm diameter with one 3mm diameter hole.

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Pack of two extra large test tubes, 20 x 150 mm.

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These #1 rubber stoppers are 14-19 mm diameter.

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Discover Earth's intricate water cycle in this Accelerate Level (Grades 3-7) Earth and Space Kit. Your student will take a deep dive into the water cycle, turn salt water into fresh water and experiment with erosion.

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