GSO ISO 23131:2025

ISO 23131:2021
Gulf Standard   Current Edition · Approved on 22 April 2025

Ellipsometry — Principles

GSO ISO 23131:2025 Files

English 15 Pages
Current Edition Reference Language
USD 120.75

GSO ISO 23131:2025 Scope

This document specifies a method for determining optical and dielectric constants in the UV-VIS-NIR spectral range as well as layer thicknesses in the field of at-line production control, quality assurance and material development through accredited test laboratories.

It is applicable to stand-alone measuring systems. The presentation of the uncertainty of results conforms to ISO/IEC Guide 98-3.

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 10713:2026
ISO 10713:2025 
Gulf Standard
Jewellery and precious metals — Gold alloy coatings
GSO ISO 20816-2:2026
ISO 20816-2:2017 
Gulf Standard
Mechanical vibration — Measurement and evaluation of machine vibration — Part 2: Land-based gas turbines, steam turbines and generators in excess of 40 MW, with fluid-film bearings and rated speeds of 1 500 r/min, 1 800 r/min, 3 000 r/min and 3 600 r/min
GSO ISO 5059-1:2026
ISO 5059-1:2025 
Gulf Standard
Geometrical product specifications (GPS) — Dimensional measuring equipment — Part 1: Design and metrological characteristics of two-point inside micrometers
GSO ISO 25178-602:2026
ISO 25178-602:2025 
Gulf Standard
Geometrical product specifications (GPS) — Surface texture: Areal — Part 602: Design and characteristics of non-contact (confocal chromatic probe) instruments