H6 "Vergiftig": stoffen en preparaten die door inademing of door opneming via de mond of de huid ernstige, acute of chronische gevaren en zelfs de dood kunnen veroorzaken (zeer giftige stoffen en preparaten inbegrepen).
H6 "Toxic": substances and preparations (including very toxic substances and preparations) which, if they are inhaled or ingested or if they penetrate the skin, may involve serious, acute or chronic health risks and even death.