%RH, 105℃ Thermal storage;IEC 60068-2-1:Basic environmental testing procedures for electronic components and electronic equipment - Part 2: Tests - Test A: ColdIEC 60068-2-2: Environmental testing - Part 2-2: Tests - Test B: Dry heatIEC 60068-2-3:Basic environmental testing procedures - Part 2-3: Tests - Test Ca: Damp heat, steady stateIEC 60068-2-28:Basic environmental testing procedures for electronic components and electronic equipment - Part 2: Tests - Guidance for damp heat testsIEC 60068-