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ISO 540:2025

Hard coal — Determination of ash fusibility

Standard Details

This document specifies a method of determining the characteristic fusion temperatures of ash from hard coal.

NOTE            Descriptors: fossil fuels, ash, ashes, tests, high temperature tests, determination, and fusibility.

General Information

Status : Published
Standard Type: Main
Document No: ISO 540:2025
Document Year: 2025
Pages: 9
Edition: 5

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ISO 540:2025

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