Resumen
The method is applicable to ferrotungsten having tungsten contents between 70 and 90 % (m/m). Specifies principle, reagents, apparatus, sample, procedure, expression of results and test report. It also specifies, in the annex, a spectrometric method for the determination of molybdenum which interferes with the determination.
Informaciones generales
-
Estado: PublicadoFecha de publicación: 1984-03Etapa: Norma Internacional confirmada [90.93]
-
Edición: 1Número de páginas: 4
-
Comité Técnico :ISO/TC 132ICS :77.100
- RSS actualizaciones