Plaster of paris, 4 oz.

Aluminum potassium sulfate is commonly called alum. Use this metal sulfate to grow crystals at home or in the classroom! (Dodecahydrate form)

View Details

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

View Details

Break these up for calcium carbonate powder. Box of a dozen sticks. Find the calcium carbonate formula, formula weight, density and more below!

View Details

Hey there, rock hounds! Use this 15-specimen Rock Study Kit for endless hands-on testing and observation. Inside, you'll find number-coded, 1" specimens of igneous, sedimentary, and metamorphic rock.

View Details

Calcium chloride has the chemical formula CaCl2 and is a salt of calcium and chlorine. This 30 g bottle is a dihydrate. Find the calcium chloride density, shelf life, and more below!

View Details

60 cubic inches of peat moss (use for experiments that call for soil).

View Details

Two-ounce capacity with 30 mm stem, 6 mm-diameter stem opening. Use 11 cm filter paper.

View Details

A monocot root tip with all stages of mitosis visible! Telophase - the final phase of cell division - will appear as two nuclei are formed and have little or no cell wall between.

View Details

Baby lima bean seeds produce hardy, fast-growing plants that are ideal for plant growth studies.

View Details

This 100 g bottle of magnesium sulfate, also known as Epsom salt, is in Heptahydrate form. Take a look at the table below to discover the Epsom salt formula, grade, density, shelf life, common uses, and more!

View Details