ISO 4920:1981 Textiles -- Determination of resistance to surface wetting (spray test) of fabrics standard by International Organization for Standardization, 05/01/1981
ISO 4855:1981 Personal eye-protectors - Non-optical test methods standard by International Organization for Standardization, 04/01/1981
ISO 5138-4:1981 Office machines - Vocabulary - Part 04: Letter opening machines standard by International Organization for Standardization, 04/01/1981
ISO 7056:1981 Plastics laboratory ware - Beakers standard by International Organization for Standardization, 09/01/1981
ISO 7057:1981 Plastics laboratory ware -- Filter funnels standard by International Organization for Standardization, 09/01/1981
ISO 3835-4:1981 Equipment for vine cultivation and wine making - Vocabulary - Part 4 standard by International Organization for Standardization, 09/01/1981
ISO 5522:1981 Fruits, vegetables and derived products -- Determination of total sulphur dioxide content standard by International Organization for Standardization, 09/01/1981
ISO 649-2:1981 Laboratory glassware - Density hydrometers for general purposes - Part 2 : Test methods and use standard by International Organization for Standardization, 09/01/1981
ISO 649-1:1981 Laboratory glassware - Density hydrometers for general purposes - Part 1 : Specification standard by International Organization for Standardization, 08/01/1981
ISO 2142:1981 Wrought aluminium, magnesium and their alloys - Selection of specimens and test pieces for mechanical testing standard by International Organization for Standardization, 08/01/1981
ISO 484-2:1981 [ Withdrawn ] Shipbuilding -- Ship screw propellers -- Manufacturing tolerances -- Part 2: Propellers of diameter between 0,80 and 2,50 m inclusive standard by International Organization for Standardization, 08/01/1981
ISO 2715:1981 Liquid hydrocarbons -- Volumetric measurement by turbine meter systems standard by International Organization for Standardization, 08/01/1981