Laboratory uses An alloy of sodium and potassium, NaK is a liquid used as a heat-transfer medium and a desiccant for producing dry and air-free solvents. It can also be used in reactive distillation. The ternary alloy of 12% Na, 47% K and 41% Cs has the lowest melting point of −78°C of any metallic compound.
laboratory uses an alloy of sodium and potassium nak is a liquid used as a heat-transfer medium and a desiccant for producing dry and air-free solvents it can also be used in reactive distillation the ternary alloy of 12% na 47% k and 41% cs has the lowest melting point of −78°c of any metallic compound