is easy deliquescence, low freezing point ,low corrosion have strong ability of dehydration can use to eliminate snow on the expess road ,parking lot ,and the air place.can help to dewatercan protect from dust ,Coal dust,Mineral dust calcium chloride can used as desiccant ,its low- corrosion and low-freezing point make it easyly dissovled.can clean dust in air. our product has passed ISO9000.can ...