International Standard
ISO 7404-1:2025
Coal — Methods for petrographic analysis — Part 1: Vocabulary
Reference number
ISO 7404-1:2025
Edition 4
2025-10
Preview
ISO 7404-1:2025
87000
No disponible en español
Publicado (Edición 4, 2025)

ISO 7404-1:2025

ISO 7404-1:2025
87000
Idioma
Formato
CHF 67

Resumen

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.

Informaciones generales

  •  : Publicado
     : 2025-10
    : Norma Internacional publicada [60.60]
  •  : 4
     : 7
  • ISO/TC 27/SC 5
    73.040  01.040.73 
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