calcium nitrate is white crystal , we also have calcium ammonium nitrate We are ISO9001 Certified supplier of calcium nitrate , calcium ammonium nitrate,magnesium nitrate,potassium nitrate, zinc nitrate, ferric nitrate,sodium nitrate, and related fertilizerchemicals. Calcium nitrate -------Purity:99%minN:14.4%minPackage in 25kg bagsFully soluble in water Any questions please feel free to ask us