ICS 73.040
Coals
Standards in This Category
EVS-ISO 334-MOD:2020
Coal and coke. Determination of total sulfur. Eschka method (ISO 334:2020, modified)
DZ/T 0504-2025
DZ
Code of Practice for Coal Core and Coal Sample Sampling in Coal Geological Exploration Boreholes
This document establishes technical guidelines for the systematic collection of coal core and coal samples during geological exploration drilling operations in the coal sector. It defines specific
DB15/T 1954-2026
DB15
Guidelines for Coalbed Methane Drilling Engineering Technology
This document serves as a comprehensive technical reference for operations involving drilling processes specifically targeted at coalbed methane extraction within the relevant regional jurisdiction.
SM ISO 7404-5:2026
Coal. Petrographic analysis methods. Part 5: Microscopic methods for determining the reflectance of vitrinite
This document outlines a specialized technical specification developed by the national standardization body of Moldova, focusing on the characterization of coal samples. It establishes a precise
SM ISO 7404-2:2026
Coal. Petrographic analysis methods. Part 2: Preparation of coal samples
This document establishes comprehensive guidelines for the preparation of coal samples specifically intended for petrographic analysis. It outlines a systematic methodology designed to ensure the
SM ISO 7404-4:2026
Coal. Petrographic analysis methods for coal and anthracite. Part 4: Methods for determining composition of microlithotypes, carbominerite and minerite
This technical specification defines a systematic approach for the petrographic analysis of coal and anthracite. It specifically details the procedures for identifying and quantifying various maceral
SM ISO 157:2025
Coal. Determination of different forms of sulfur
This document establishes a methodological framework for determining the content of sulfur in various forms within coal samples. It outlines specific analytical procedures applicable to different
SM ISO 502:2025
Coals. Determination of coking power. Gray-King test
This document establishes a standardized methodology for evaluating the coking properties of coal, specifically focusing on the Gray-King test procedure. It provides detailed guidelines for preparing
SM ISO 7936:2024
Coal. Determination and presentation of float-sink characteristics. General instructions for apparatus and procedures
This document establishes general protocols for determining and expressing the float-sink characteristics of coal. It provides a comprehensive framework for conducting specific gravity separation
SM ISO 1018:2024
Huilă. Method for determining hygroscopic capacity
This document establishes a standardized test method for determining the hygroscopicity of charcoal, commonly referred to as charcoal moisture absorption. The approach outlines specific procedures
SM ISO 349:2022
Adopted by Decision of the Standardization Institute of Moldova No. 198 dated 28.11.2022
This technical specification outlines the principles and methodologies for assessing the mechanical strength of wood-based materials through standardized testing procedures. It establishes the
SM ISO 5073:2022
Brown coal and lignite. Determination of humic acids
This technical document outlines the methodologies required for determining the content of humic substances within lignite and brown coal samples. It establishes a systematic approach for laboratory
SM ISO 5071-1:2022
Brown coal and lignite. Determination of volatile matter in the test sample. Part 1: Method using two furnaces
This standard specifies a method for determining the volatile matter content in analytical test samples of brown coal and lignite. The procedure utilizes a dual-furnace arrangement to ensure accurate
SM ISO 12900:2022
Adopted by Decision No. 196/2022 of 15 November 2022 of the Standardization Institute of the Republic of Moldova
This document outlines the specifications for a standard adopted by the national organization of Moldova through a decision issued on the 15th of November, 2022. The adoption process was formalized
SM ISO 975:2022
Subbituminous Coals and Lignite. Determination of Benzoic Extract Soluble Content. Semi-Automatic Method
This technical specification establishes a semi-automated procedure for determining the content of benzene-soluble extracts within lignite and brown coal. The methodology focuses on ensuring
SM ISO 17247:2022
Adopted by Decision No. 192 of the Institute of Standardization of Moldova dated 07.11.2022
This normative document establishes a framework for the assessment of specific biological or chemical properties within industrial and laboratory environments. It defines precise terminology, testing
SM ISO 5074:2022
Coal. Determination of the Hardgrove Grindability Index
This document outlines the technical procedures for determining the Hardgrov grindability index of coal. It establishes a standardized method to evaluate the relative resistance of coal to grinding
SM ISO 647:2017
Low-temperature distillation for the determination of resin, water, gas, and coke residue yields from lignites and brown coals
This document outlines a specific procedure for analyzing brown coal samples to quantify the yields of resin, water, gas, and coke residues. The method employed involves low-temperature distillation,
SM ISO 11722:2016
Solid mineral fuels. Anthracite. Determination of moisture in the sample for general analysis by drying in nitrogen
This standard establishes the method for determining the moisture content in general analytical samples of anthracite, a type of solid mineral fuel, using nitrogen drying. The procedure outlines the
SM ISO 5068-2:2014
Brown coal and lignite. Determination of moisture content. Part 2: Indirect gravimetric method for determination of total moisture in samples for analysis
This technical specification outlines a method for determining total moisture content in lignite analysis samples using indirect gravimetric techniques. The document serves as the second part of a