GSO ISO 5724:2025
ISO 5724:2023
Gulf Standard
Current Edition
·
Approved on
14 October 2025
Jewellery and precious metals — Determination of very high purity gold — Difference method using ICP-MS
GSO ISO 5724:2025 Files
English
9 Pages
Current Edition
Reference Language
OMR
31.87
GSO ISO 5724:2025 Scope
This document specifies an analytical procedure for the determination of very high purity gold with a nominal content of and above 999,99 ‰ (parts per thousand, by mass), using an inductively coupled plasma mass spectrometer (ICP-MS).
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