... price 3.high purity 4.manufacturer 5.water soluble 100% Calcium Nitrate 99% crystal (CaO 23.4%, N 10.7 ... 11.7Heavy metal% ≤0.001Ph5-7ApperanceWhite Crystal Physicochemical Properties:Calcium nitrate tetrahydrate is a white columnar shape crystal of monoclinic system ... ethanol, acetone. Not dissolve in nitric acid.Usage:The calcium nitrate is used as an oxidizer.fertilizer,polymer flocculant.Packing: ...