... halide, and is solid at room temperature. Calcium chloride, CaCl2, is a common salt. It behaves as a typical ionic halide, and ... and dust control on roads, and in concrete. The anhydrous salt is also widely used as a desiccant, where it will ... is used to turn kelp into a solid. 95% Anhydrate Calcium Chloride Power. Certificate of Analysis,ItemStandard (Technical Grade)Test ResultCalcium ...