GSO ISO 23345:2022

ISO 23345:2021
Gulf Standard   Current Edition · Approved on 10 October 2022

Jewellery and precious metals — Non destructive precious metal fineness confirmation by ED-XRF

GSO ISO 23345:2022 Files

English 7 Pages
Current Edition Reference Language

GSO ISO 23345:2022 Scope

This document describes a non-destructive method to verify (confirm) the precious metal fineness of finished and semifinished jewellery item(s) considered homogeneous by ED-XRF (energy dispersive X-ray fluorescence), including alloys according to ISO 9202.

This document is not suitable for any coated items. WD-XRF (wavelength dispersive X-ray fluorescence) equipment cannot be used.

Best Sellers From Metrology Sector

GSO OIML R87:2021
OIML R87:2016 
Gulf Standard
Quantity of product in prepackages
GSO OIML R79:2021
OIML R79:2015 
Gulf Standard
Labeling requirements for prepackages
GSO OIML R 76-1:2009
OIML R 76-1:2006 
Gulf Standard
Non-automatic weighing instruments – Part 1: Metrological and technical requirements - Tests
GSO OIML R111-1:2007
OIML R111-1:2004 
Gulf Standard
Weights of classes E1, E2,F1,F2,M1,M1-2,M2,M2-3 and M3 Part 1: Metrological and Technical requirements

Recently Published from Metrology Sector

GSO ISO 16399:2024
ISO 16399:2023 
Gulf Standard
Agricultural irrigation equipment — Meters for irrigation water
GSO ISO 80004-1:2024
ISO 80004-1:2023 
Gulf Standard
Nanotechnologies – Vocabulary — Part 1: Core vocabulary
GSO ISO 19749:2024
ISO 19749:2021 
Gulf Standard
Nanotechnologies — Measurements of particle size and shape distributions by scanning electron microscopy
GSO ISO 4373:2024
ISO 4373:2022 
Gulf Standard
Hydrometry — Water level measuring devices