ISO 3856-1:1983 Paints and varnishes — Determination of "soluble" metal content — Part 1: Determination of lead content — Flame atomic absorption spectroscopic method and dithizone spectrometric method
1984ISO 3856-1:1984 Paints and varnishes; Determination of "soluble" metal content; Part 1 : Determination of lead content; Flame atomic absorption spectrometric method and dithizone spectrophotometric method
1983ISO 3856-1:1983 Paints and varnishes — Determination of "soluble" metal content — Part 1: Determination of lead content — Flame atomic absorption spectroscopic method and dithizone spectrometric method