YS/T 746.9-2010 Methods for chemical analysis of lead-free tin-based solders—Part 9:Determination of zinc content—Flame atomic absorption spectrometric method and Na2EDTA titrimetric method
Methods for chemical analysis of lead-free tin-based solders—Part 9:Determination of zinc content—Flame atomic absorption spectrometric method and Na2EDTA titrimetric method