Section VI — Products of the chemical or allied industries
Subheading
280512
Calcium
Common commodities
Pure metallic Calcium (Atomic Number 20)Reactive Grey Metal - CalciumCalcium for Reactive Metallurgical ApplicationsHigh-Purity Calcium - CaElemental Alkaline Earth Metal - CalciumReducing Agent - Pure CalciumReagent Grade CalciumUnrefined Pure Calcium (Metal)Pure Calcium for Reactive EnvironmentCalcium for Battery Anodes