Half Price Standard Code

Medical electrical equipment – Characteristics of digital X-ray imaging devices – Part 2-1: Determination of dual-energy subtraction efficiency – Detectors used for dual-energy radiographic imaging
standard by International Electrotechnical Commission, 08/01/2023

Medical electrical equipment – Part 2-2: Particular requirements for the basic safety and essential performance of high frequency surgical equipment and high frequency surgical accessories CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 02/01/2023

Optical fibre cables – Part 1-309: Generic specification – Basic optical cable test procedures – Cable element test methods – Bleeding and evaporation of filling or flooding compounds, Method G9
standard by International Electrotechnical Commission, 04/01/2023

Industrial communication networks – Fieldbus specifications – Part 5-23: Application layer service definition – Type 23 elements
standard by International Electrotechnical Commission, 03/01/2023

Cable networks for television signals, sound signals and interactive services – Part 113: Optical systems for broadcast signal transmissions loaded with digital channels only
standard by International Electrotechnical Commission, 05/01/2023

Medical electrical equipment – Dosimetric instruments used for non-invasive measurement of X-ray tube voltage in diagnostic radiology
standard by International Electrotechnical Commission, 03/01/2023

Universal Serial Bus interfaces for data and power – Part 4-1: Universal Serial Bus 4(TM) Specification
standard by International Electrotechnical Commission, 10/01/2022

Connectors for electrical and electronic equipment – Product requirements – Part Part 8-104: Power connectors – Detail specification for 2-pole circular connectors with 40 A rated current and push-pull locking IP65/IP67 with metal housing
standard by International Electrotechnical Commission, 05/01/2023

Guidance for installation procedures and tolerances of hydroelectric machines – Part 5: Bulb turbines and generators
standard by International Electrotechnical Commission, 04/01/2023

Semiconductor devices – Part 18-4: Semiconductor bio sensors – Evaluation method of noise characteristics of lens-free CMOS photonic array sensors
standard by International Electrotechnical Commission, 03/01/2023