A passion for serving customers with the highest quality calcium carbonate available backed by superior technical and customer service has driven Huber Carbonates, LLC to create a market leading FCC and USP calcium business. Pure and naturally occuring HuberCal® calcium carbonate is available in both powder and granule form for candy and food fortification. HuberCal grades contain a very high calcium assay, greater than 99%. HuberCal offers a combination of exceptional performance, high purity and value.