20.20 24 qer 2026
ISO
ISO/TC 126
International Standard
This method is applicable to the quantitation of three metals (Arsenic, Cadmium and Lead) in mainstream tobacco smoke using inductively coupled plasma mass spectrometry (ICP/MS).
IN_DEVELOPMENT
ISO/WD 7604
20.20
Working draft (WD) study initiated
24 qer 2026