It is utilized in the polymerase chain reactions (PCR). It is used for dust control, ice control, and road stabilization. It is employed in a variety of applications such as fertilizers, mineral supplements for animals, waste water treatment, artificial seawater, textiles, paper, fireproofing agents, cements, and fire extinguishers. Pharmaceutical preparations are used in several medicines and topical or skin related applications. It acts as a coagulant in the preparation of tofu from soy milk.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.