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Overview ISO 540:2025 - Hard coal - Determination of ash fusibility defines a standardized laboratory method to determine the characteristic fusion temperatures of ash derived from hard coal. The fif…
Overview ISO 5402-1:2022 - Leather: Determination of flex resistance - Part 1: Flexometer method specifies a standardized laboratory procedure to measure the dry and wet flex resistance of leather an…
Overview ISO 5402-2:2015 is an international standard specifying a precise method for determining the flex resistance of leather materials and their finishes using the vamp flex method. Applicable to…
Overview ISO 540:2008 - Hard coal and coke - Determination of ash fusibility - specifies a laboratory method to determine the characteristic fusion temperatures of ash produced from hard coal and cok…
1 Scope This International Standard specifies a method of determining the characteristic fusion temperatures of ash from coal and coke. NOTE Descriptors: fossil fuels, solid fuels, ash, ashes, tests,…