Ammonium zirconate carbonate is an inorganic compound with the chemical formula commonly expressed as (NH4)2Zr(CO3)2 or (NH4)2ZrO(CO3)2. It is a salt composed of zirconium, carbon, oxygen, nitrogen, and hydrogen and usually appears as a white solid powder. Ammonium zirconium carbonate has a variety of applications in fields such as chemistry, materials science, and environmental protection.

Applications for ammonium zirconium carbonate include:

1. Materials science: Ammonium zirconium carbonate can be used as a precursor in the synthesis of zirconium-based materials, such as zirconia (ZrO2). Zirconia has a wide range of applications in ceramics, catalysts, and high-temperature materials.

2. Water treatment: Ammonium zirconium carbonate can be used as a water treatment agent to remove heavy metal ions such as lead, cadmium, and mercury from water. It can react with these heavy metal ions to form an insoluble precipitate, thereby purifying the water quality.

3. Catalyst: In some chemical reactions, ammonium zirconium carbonate can be used as a catalyst or catalyst carrier to promote the reaction.

4. Environmental protection: Ammonium zirconium carbonate can be used in environmental protection fields, such as soil and groundwater remediation, to reduce the heavy metal content in soil and water bodies through precipitation.

5. Fine chemicals: Ammonium zirconium carbonate also has applications in the field of fine chemicals, such as as as an ingredient in pigments, coatings, and adhesives.