Resumen
ISO 622:2016 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.
Informaciones generales
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Estado: En desarrolloEtapa: Informe completo distribuido: DIS aprobado para su registro como FDIS [40.99]
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Edición: 3Número de páginas: 7
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Comité Técnico :ISO/TC 27/SC 5
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Ciclo de vida
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Anteriormente
PublicadoISO 622:2016
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Ahora