Normy GB - Čínské národní normy - strana 1261

Test methods for physical properties of rare earth metals and their compounds—Part 2: Determination of specific surface area of rare earth compounds—Nitrogen adsorption method
K dispozici od: prosinec 2026

Norma vydaná dňa 25.5.2026

EPA system architecture and communication specification for use in industrial control and measurement systems

Norma vydaná dňa 8.5.2006

Petroleum and natural gas industries - Collection and exchange of reliability and maintenance data for equipment

Norma vydaná dňa 29.3.2006

Valves for petroleum and natural gas industries

Norma vydaná dňa 31.10.2025

Petroleum drilling and production equipment—Drill-through equipment

Norma vydaná dňa 25.3.2019

Surface chemical analysis—Sputter depth profiling—Optimization using layered systems as reference materials

Norma vydaná dňa 30.6.2025

Surface chemical analysis—Secondary-ion mass spectrometry—Determination of boron atomic concentration in silicon using uniformly doped materials

Norma vydaná dňa 30.6.2025

Earth-moving machinery—Machine safety labels—General principles

Norma vydaná dňa 12.10.2022

Safety of woodworking machines - Circular saw benches (with or without travelling table) and dimension saw

Norma vydaná dňa 29.3.2006

Methods of measuring the characteristics of recording and reproducing equipment for sound on magnetic tape

Norma vydaná dňa 30.12.2011