Relative Molecular Weight:41.96 CAS NO：1310-66-3 Property: white small monoclinic crystal, piquancy, alkali, easy to absorb CO2and water, dissolve in water,dissolve a bit in alcohol. Specific gravity 2.41, melting point 471 ℃. Aspect Requirement: white crystal grainyno variedenessno agglomerationno sundries. Packing: in two layers of polyethylene bags,covered by plastic woven bags.25kg N.W.per bag.Both neutral packing and packing for sale in domestic market.