Deals with a test for determining the suitability for equipment or components for exposure or use in a salt-laden atmosphere. The procedure of a test is split into a specified number of periods of spraying by a salt mist at a temperature of 15 degrees C and 35 Degrees C, each followed by a storage under humid conditions at 40 Degrees C, 93% relative humidity. Under conditions of non-heat dissipation, the test is conducted on specimens.