90.93 Standard confirmed Jun 4, 2020
ISO
ISO/TC 183 Copper, lead, zinc and nickel ores and concentrates
International Standard
73.060.99 Other metalliferous minerals
Published
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 %.
WITHDRAWN
ISO 13291:1997
PUBLISHED
ISO 13291:2006
90.93
Standard confirmed
Jun 4, 2020