Section V — Mineral products
Heading
2521
Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement.
Common commodities
Limestone flux for iron and steel smeltingCalcareous stone for cement manufactureIndustrial limestone used in lime productionFluxing agents for cement kilnsCalcium carbonate stone for building limeRaw calcareous stone for quicklime productionIndustrial-grade limestone for slaked limeCalcareous stone for white cement productionLimestone flux in sintering processesIndustrial limestone for hydraulic lime