Normas ISO

Wood and wood-based products — Examples of calculating displacement potentials for wood-based products and considerations for further analyses

Wheelchairs — Part 25: Lead-acid batteries and chargers for powered wheelchairs — Requirements and test methods — Amendment 1: Range of charging voltage and range of the minimum and maximum rated DC output voltage for testing

Information technology — Open systems interconnection — Part 1: The Directory: Overview of concepts, models and services — Amendment 1: Miscellaneous enhancements

Information technology — Open systems interconnection — Part 2: The Directory: Models — Amendment 2: Miscellaneous enhancements

Information technology — Open systems interconnection — Part 3: The Directory: Abstract service definition — Amendment 1: Miscellaneous enhancements

Hard coal — Determination of plastic properties — Constant-torque Gieseler plastometer method