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
OMR
31.87
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
OS GSO OIML R87:2021
OIML R87:2016
Omani Standard
Quantity of product in prepackages
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
OS GSO OIML R79:2021
OIML R79:2015
Omani Standard
Labeling requirements for prepackages
Recently Published from Metrology Sector
GSO ASTM E230/E230M:2026
ASTM E230/E230M:23a
Gulf Standard
Standard Specification for Temperature-Electromotive Force (emf) Tables for Standardized Thermocouples
GSO ISO 7963:2026
ISO 7963:2022
Gulf Standard
Non-destructive testing — Ultrasonic testing — Specification for calibration block No. 2
GSO ISO/TS 21236-2:2026
ISO/TS 21236-2:2021
Gulf Standard
Nanotechnologies — Clay nanomaterials — Part 2: Specification of characteristics and measurements for clay nanoplates used for gas-barrier film applications
GSO ISO 6142-2:2026
ISO 6142-2:2024
Gulf Standard
Gas analysis — Preparation of calibration gas mixtures — Part 2: Gravimetric method for Class II mixtures