ISO 7404-1:2025
International Standard
Current Edition
·
Approved on
27 October 2025
Coal — Methods for petrographic analysis — Part 1: Vocabulary
ISO 7404-1:2025 Files
English
7 Pages
Current Edition
BHD
31.56
ISO 7404-1:2025 Scope
This document defines terms that are used in connection with both maceral and microlithotype analyses, and with the determination of the reflectance of vitrinite. It applies to the terms used in the examination of coal of all ranks and types.
This document is not intended to be a comprehensive glossary of coal petrographic terminology, nor does it attempt to provide sufficient information to allow recognition of all the coal components described.
Best Sellers
GSO 150-2:2013
Gulf Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates
BH GSO 150-2:2015
GSO 150-2:2013
Bahraini Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates
GSO 9:2022
Gulf Technical Regulation
Labeling of prepackaged food stuffs
BH GSO 9:2023
GSO 9:2022
Bahraini Technical Regulation
Labeling of prepackaged food stuffs
Recently Published
ISO/TS 4966:2026
International Standard
Nanotechnologies — Silica nanomaterials — Specification of characteristics and measurement methods for nanoporous silica microparticles applied in liquid chromatography
ISO/TS 44005:2026
International Standard
Collaborative business relationship management system — Guidance on leadership for collaborative working
ISO 10325:2026
International Standard
Fibre ropes — High modulus polyethylene — 8-strand braided ropes, 12-strand braided ropes and covered ropes
ISO/IEC TS 42112:2026
International Standard
Information technology — Artificial intelligence — Guidance on machine learning model training efficiency optimization
