ČSN ISO 587 (441361)

Coal and coke - Determination of chlorine using Eschka mixture

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STANDARD published on 1.5.2022


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The information about the standard:

Designation standards: ČSN ISO 587
Classification mark: 441361
Catalog number: 514729
Publication date standards: 1.5.2022
SKU: NS-1055544
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

The category - similar standards:

Solid fuels

Annotation of standard text ČSN ISO 587 (441361):

Tento dokument specifikuje metodu stanovení chloru v černém uhlí, hnědých uhlích, lignitech a koksu s použitím směsi Eschka. Známá navážka vzorku se žíhá v přímém kontaktu se směsí Eschka v oxidační atmosféře k odstranění spalitelných látek a k převedení chloru na alkalické chloridy. Tyto se extrahují kyselinou dusičnou nebo vodou a stanoví se metodou Volharda nebo Mohra nebo potenciometrickou titrací iontově selektivní elektrodou (ISE)

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