AS 4030.1:1992 Methods for the analysis of lead sulfide concentrates, Part 1: Determination of lead content - Acid dissolution solvent extraction EDTA titration method
2002AS 4030.1:2002 Concentrados de sulfuro de plomo - Análisis químico - Determinación del contenido de plomo - Método de valoración con EDTA tras digestión ácida
1992AS 4030.1:1992 Methods for the analysis of lead sulfide concentrates, Part 1: Determination of lead content - Acid dissolution solvent extraction EDTA titration method