Yes. HeiQ Viroblock is a formulation of two HeiQ technologies, HeiQ Pure TAG (CPID 501264-00 / CHZN5531silver-based antimicrobial t) and HeiQ Effect VB (CPID 690473-17, cosmetic liposome-based technology), collectively called HeiQ Viroblock NPJ03. HeiQ Pure TAG is made with a registered silver chloride active ingredient, which is listed here in the "unofficial, consolidated list":- Common notification authority for chemicals Switzerland ECHA (Agency of the European Union)- ECHA (European Union Agency)Silver chloride (EC No. 100-001-0) is in Switzerland and the European Union for use in the PT 1 human hygiene, 2 disinfectants, 4 food & feed, 6 preservatives for storage, 7 film preservatives, 9 fibers, 10 building materials, 11 preservatives registered for processing.HeiQ Pure TAG and HeiQ Effect VB can be found under "Chemicals product register". The mixture of the two products under the name HeiQ Viroblock NPJ03 has been submitted to the FOPH for listing ("Chemicals Product Register")