90.20 Standard under periodical review Jul 15, 2026
ISO
ISO/TC 190/SC 3 Chemical and physical characterization
International Standard
13.080.10 Chemical characteristics of soils
Published
ISO 20280:2007 specifies methods for the determination of arsenic, antimony and selenium, in an aqua regia extract of soil obtained in accordance with ISO 11466, by electrothermal or hydride-generation atomic absorption spectrometry.
PUBLISHED
ISO 20280:2007
90.20
Standard under periodical review
Jul 15, 2026