UNE 22 106 Sulfur in pyrite and similar minerals and its roasting residues. Determination of roasted sulfur that cannot be decomposed by incompatible substances
The purpose of this standard is to establish the determination of non-toastable sulfur, by breaking down the insoluble sulfur, in pyrites, related minerals and residues from its roasting, which are defined in the UNE 22100 standard.