Norm

NEN-ISO 622:2016 en

Solid mineral fuels - Determination of phosphorus content - Reduced molybdophosphate photometric method

34,42

Over deze norm

Status Definitief
Aantal pagina's 6
Commissie Vaste Minerale Brandstoffen
Gepubliceerd op 01-11-2016
Taal Engels
ISO 622 specifies a reduced molybdophosphate photometric method for the determination of the total phosphorus content of hard coal, lignites and coke. Two methods for taking the phosphorus into solution are specified, namely extraction from the coal or coke ash with acid or by repeated oxidation of the coal or coke, by acid, to remove carbonaceous matter.

Details

ICS-code 75.160.10
Engelse titel Solid mineral fuels - Determination of phosphorus content - Reduced molybdophosphate photometric method

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