Calcium hydroxide is used in industrial settings, such as a flocculant and to raise the pH of the water , it is also used as an intermediate in paper production and in the manufacturing of cements, mortars and plasters. It is also used as an accelerant in processes for the production of synthetic rubber and plastics. Calcium Hydroxide is also used in the manufacture of paints and waterproof coatings and as an additive to lubricants and oil drilling fluids, to improve the viscosity of the fluids. Physical And Chemical Properties Appearance: White or gray powder, odorless Melting Point: decomposition 580C Boiling Point: 2850C Specific Gravity: 2.2g/cc PH: 12.4 @ 25C Solubility in Water: Slightly soluble in water Sales Specifications Calcium Hydroxide >90% Magnesium Hydroxide