Magnesium Chloride

Magnesium chloride is effective at melting ice down to about -25 ºF.

Positives of Magnesium Chloride

+ Very hygroscopic salt – readily absorbs moisture.
+ Very low temperature of effectiveness.
+ Not as dusty as calcium chloride; fewer safety concerns.

Negatives of Magnesium Chloride

– Easily tracked into buildings; can result in slippery floors.
– Material will harden quickly if stored in open bags.