Reference number
ISO 553:1981
ISO 553:1981
Manganese ores — Determination of vanadium content — Titrimetric method and phosphotungstovanadate photometric method
Edition 2
1981-11
Retirada
ISO 553:1981
4633
Retirada (Edición 2, 1981)

Resumen

Method I is applicable to manganese ores having vanadium contents greater than 0.05 % (m/m), method II is applicable to manganese ores having vanadium contents less than 0.05 % (m/m). This second edition cancels and replaces the first edition (i.e. ISO 553-1975). Should be read in conjunction with ISO 4297.

Informaciones generales

  •  : Retirada
     : 1981-11
    : Retirada de la Norma Internacional [95.99]
  •  : 2
     : 4
  • ISO/TMBG
    73.060.20 
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