Ordinance
on Protection against Dangerous Substances and Preparations
(Chemicals Ordinance, ChemO)

¹ Man­u­fac­tur­ers must re­port the fol­low­ing sub­stances and pre­par­a­tions to the No­ti­fic­a­tion Au­thor­ity with­in 3 months after first pla­cing them on the mar­ket:

a.

the sub­stances and pre­par­a­tions spe­cified in Art­icle 19, ir­re­spect­ive of wheth­er a safety data sheet has to be com­piled for them;

b.

nan­o­ma­ter­i­als, oth­er than those re­ferred to in let­ter a, which spe­cific­ally con­tain bi­op­er­sist­ent fibres or tubes ex­ceed­ing 5µm in length.

² Ma­ter­i­als with a wa­ter sol­u­bil­ity of less than 100mg per litre or with a half-life in the lungs of 40 days or more are con­sidered to be bi­op­er­sist­ent.