Though not the best in this regard.
Calcium chloride ice melt concrete.
Being a hygroscopic compound it absorbs moisture and thereafter starts dissolving.
While powerful it is safer and non corrosive to concrete and pavement that has been properly set and cured.
This heat quickly melts the ice and snow thus turning it into water.
It is considered one of the more environmentally safe ice melt products.
This means quicker deicing.
Snow joe melt25cc melt calcium chloride crystals ice melter resealable bag 25 pound 4 3 out of 5 stars 365 earthborn elements snow ice melt pellets 5 gallon pet safe concrete safe 90 pure calcium chloride deicer fast acting exothermic heat more effective than rock salt.
Experts agree that calcium chloride is the best ice melt for concrete surfaces.
Whilst easily the best ice melt safe for concrete calcium chloride is one the more expensive options.