Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 3:Determination of sulfate content—Barium sulphate gravimetric method
Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 4:Determination of chlorine ion—Silver chlorine turbidimetric method
Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 1:Determination of gold, silver, platinum, palladium and iridium contents—Inductively coupled plasma-atomic emission spectrometry