... 5SO42-%)≤0.50.710.30.50.9Physical Property:White cube Crystal at normal temperature, densitty 2.165,Melting Point ... 801centigrade,Boiling point 1413centigrade,Salted and Neutral, Easily dissolving in Water and Glycerine, Difficult to dissolve in Alcohol ... .Purpose: snowmelt and ice removing of road, expressway, parking lot, aerodrome and portPacking :Knitted bags lined ...