Salt/Sodium Chloride/refined salt/pure vacuum dried salt/water softing salt Used for food ,feed,Industry,Bath and so on. Refined Salt also known as pure vacuum dried salt,Molecular formula: NaCl2Purity:99%minMoisture:0.3%maxSize0.15~0.85mmWater Insolubles 0.08%maxPacking 50kg/bag or 1000kg/bag Sea Salt/Sodium Chloride/refined salt/pure vacuum dried