Standards GB - Chinese national standards - Page 469

Pressure vessels—Part 3: Design

Standard published on 24.7.2024

Pressure vessels—Part 4:Fabrication,inspection and testing,and acceptance

Standard published on 24.7.2024

Directives forthe work of reference materials(1)--General rules for description of reference materials in technical standards

Standard published on 11.3.1994

Directives for the work of reference materials—Part 2Selected terms and definitions

Standard published on 10.12.2019

Directives for the work of reference materials—Part 3: Reference materials—Characterization and assessment of homogeneity and stability

Standard published on 23.5.2023

Directives for the work of reference materials—Part 4Contents of certificates, labels and accompanying documentation

Standard published on 28.1.2026

Directives for the work of reference materials—Part 5:The in-house preparation of quality control materials(QCMs)

Standard published on 6.8.2023

Directives for the work of reference materials(6)--General rules for package of certified reference materials

Standard published on 4.11.1996

Directives for the work of reference materials—Part 7General requirements for the competence of reference material producters

Standard published on 30.4.2021

Directives for the work of reference materials—Part 8:Good practice in using reference materials

Standard published on 7.9.2023