Rubber Stopper, #1, 2-hole

Discover the mechanisms that keep your body regulated. Students will learn about osmosis and diffusion as they work through this engaging curriculum kit. They will learn how the body functions and dissect a mammal kidney.

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The Hydraulic Machines 4-in-1 Pack brings four wooden machines to life with hydraulic power.

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This earthworm dissection guide identifies external and internal anatomy with full-color photos and a black & white illustration.

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These #0 rubber stoppers are 13-17 mm diameter with two 3 mm diameter holes.

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Save 5% now! This complete curriculum set for Alpha Omega 12th grade science includes Lifepacs 1201-1210 plus a teacher's handbook, test key and answer key.

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This quality glass burette has a 50 ml capacity with 0.1 ml divisions.

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A condenser is a key component for setting up a distillation apparatus.

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Get the complete experience and save time gathering up lab materials with this kit for BJU Press Physics 12, 4th edition.

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This 30 g bottle of sodium sulfite is in anhydrous form. Take a look at the table below to discover the sodium sulfite density, the chemical formula of sodium sulfite, and more!

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