Objavljen
ISO 13291:2006 specifies a solvent extraction/titrimetric method for the determination of the mass fraction of zinc in zinc sulfide concentrates.
The method is applicable to zinc sulfide concentrates having a mass fraction of zinc in the range from 11 % to 62 %.
POVUČEN
ISO 13291:1997
OBJAVLJEN
ISO 13291:2006
90.20
Početak postupka preispitivanja standarda
15. 4. 2025.
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