Semi-Permeable Membrane, 5'

This piece of dialysis tubing can be opened up to form a sheet of semi-permeable membrane that is 3-1/2" wide by 12" long.

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This set contains a glass thistle tube and a 12" piece of dialysis tubing.

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These disposable pipets are also called pipettes and work similar to an eye dropper or medicine dropper.

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Pack of 12. This Elodea densa (also known as Anacharis) water plant is commonly used to study photosynthesis.

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This 30 g bottle of dextrose (also known as glucose or grape sugar) is in monohydrate form. Its small size is ideal for home experiments. Find its chemical formula, density & more!

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Everything you need for test tube experiments! This set contains 6 glass test tubes, a rack, cleaning brush, stoppers, and clamp.

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Methylene blue stain is a solution used to highlight certain cell parts of animal, bacteria, and blood tissue specimens. This stain is a 1% aqueous solution, and it's especially useful for microscope slide preparation.

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Pentahydrate form of copper II (cupric) sulfate medium crystals. Copper sulfate is a great chemical for growing beautiful blue crystals, and the crystalline form of copper II sulfate is the best for making solutions.

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Take a close-up look at these specimens to make your biology studies come alive! The 25 professionally-prepared microscope slides in this set include a variety of specimens commonly studied in high school.

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This borosilicate glass thistle tube is useful for a variety of experiments, including osmosis and diffusion.

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