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GSO ISO 33403:2025
ISO 33403:2024
Gulf Standard
Reference materials — Requirements and recommendations for use
ISO/TR 33402:2025
International Standard
Good practice in reference material preparation
GSO ASTM E2036:2025
ASTM E2036:24
Gulf Standard
Standard Test Method for Nitrogen Trichloride in Liquid Chlorine by High Performance Liquid Chromatography (HPLC)
GSO ISO 33401:2025
ISO 33401:2024
Gulf Standard
Reference materials — Contents of certificates, labels and accompanying documentation
ISO 33405:2024
International Standard
Reference materials — Approaches for characterization and assessment of homogeneity and stability
ISO 33406:2024
International Standard
Approaches for the production of reference materials with qualitative properties
ISO 33401:2024
International Standard
Reference materials — Contents of certificates, labels and accompanying documentation
ISO 33407:2024
International Standard
Guidance for the production of pure organic substance certified reference materials
GSO ISO 14595:2024
ISO 14595:2023
Gulf Standard
Microbeam analysis
— Electron probe microanalysis
— Guidelines for the specification of certified reference materials (CRMs)
ISO 33403:2024
International Standard
Reference materials — Requirements and recommendations for use
ISO 14595:2023
International Standard
Microbeam analysis — Electron probe microanalysis — Guidelines for the specification of certified reference materials (CRMs)
GSO ISO/TR 16476:2021
ISO/TR 16476:2016
Gulf Standard
Reference materials — Establishing and expressing metrological traceability of quantity values assigned to reference materials