This chemical is packed in a small, convenient amount for hobbyists and student science projects.
Also called an alum, Aluminum Sulfate crystals are lab grade, appear white and are soluble in water. Non-combustible. Multiple uses in industry.
Readily forms colorless crystals. Click here to visit our Info & How-To Center about growing crystals.
Depending upon availability, we may substitute Aluminum Potassium Sulfate which is another alum that grows great crystals.