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Standards Development
ISO 4691 Iron ores. Determination of titanium. Diantipyrylmethane spectrophotometric method
Feedback closing date:
04/11/2026
ISO 2599 Iron ores. Determination of phosphorus content. Titrimetric method
Feedback closing date:
03/11/2026
ISO 4694 Iron ores. Determination of fluorine content. Ion-selective electrode method
Feedback closing date:
28/10/2026