Litmus Paper, red, 100 strips

Blue litmus paper is an acid indicator. These test strips turn a light red at 4.3 pH and lower (acidic).

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Use these pH paper test strips to easily measure pH levels of solutions. Comes with color guide.

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This 100 g bottle of calcium chloride is anhydrous (without water). It is the 4-20 mesh granular form and is useful as a desiccant (a drying agent). Find the calcium chloride formula, density, shelf life, and more below!

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This glass beaker from HST is an excellent addition to any labware supply. Use this high-quality 250 ml beaker for your science needs.

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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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Ammonium nitrate is a nitrate of ammonia. This 30 g bottle of ammonium nitrate is a white crystalline solid at room temperature. Find the ammonium nitrate formula, density, its common use & more below!

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This 30 g bottle of sodium hydroxide comes in pellet form and may be substituted for granular lye. Discover the sodium hydroxide formula & more below! Sodium hydroxide is a corrosive & a poison; read warning labels carefully.

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Our large-size watch glasses have a slight depression, which makes them useful whenever a shallow vessel is required for a refraction surface.

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When working with chemicals or projectiles that can splash or enter the eye, it's important to develop a habit of always wearing the proper eyewear. These wraparound, impact-resistant safety goggles are an excellent choice!

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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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