Standards World

ISO 23075:2021 pdf free download - Vulcanized rubbers - - Determination of antidegradants by high- performance liquid chromatography. D.1 General An interlaboratory test program (ITP) for precision evaluation for antidegradant content with external calibration was carried out...

ISO 23056:2020 pdf free download - Water reuse in urban areas一 Guidelines for decentralized/ onsite water reuse system一Design principles of a decentralized/ onsite system. With economic development, climate change, rapid urbanization and increases in population, water has...

ISO 23020:2021 pdf free download - Space systems一Determination of test methods to characterize material or component properties required for break-up models used for Earth re- entry. New regulations require unmanned spacecraft and launch vehicle orbital stages, called...

ISO 22955:2021 pdf free download - Acoustics一Acoustic quality of open office spaces. Open-plan offices are increasingly common. They can cause apprehension from users due to noise and the difficulty of performing two theoretically contradictory activities in terms...

ISO 22946:2020 pdf free download - Nuclear criticality safety一Solid waste excluding irradiated and non- irradiated nuclear fuel. Nuclear criticality safety considerations can play a significant role in the production, management, transport and disposal of waste containing fissile...

ISO 22846-2:2012 pdf free download - Personal equipment for protection against falls一Rope access systems一 Part 2: Code of practice. Iso 22846 (all parts) sets out important criteria for the application of rope access systems for industrial purposes....