Order of the Ministry of Health of Ukraine No. 2374 "On approval of the Requirements for materials and articles made of regenerated cellulose film intended for contact with foodstuffs" of December 29, 2022; (15 page(s), in Ukrainian)

National Standard of the P.R.C., Rules for classification and labelling of chemicals — Part 1: General specifications; (19 page(s), in Chinese)

BOS EN 14387:2021 Respiratory protective devices — Gas filter(s) and combined filter(s) — Requirements, testing, marking; (34 page(s), in English)