mainly used in airfield, expressway, freezing resistance and electronic industry. snow thawing agent1.mainly used in city street,expressway,square,airfield for removel snow and prevention of freezing on road2.appearance:white flake or grain,0.5mm-8mm,0.5mm-7mm or 0.5mm-5mm3.main content:74% calcium chloride min4.packing:25KG,500KG or 1000KG snow thawing agent