Useful links

UNECE: Information about Dangerous Goods
http://www.unece.org/trans/danger/danger.html

UNECE: Linguistic versions of ADR and Instructions in writing
http://www.unece.org/trans/danger/publi/adr/adr_linguistic_e.html

UNECE: List of Bilateral and Multilateral Agreements
http://www.unece.org/trans/danger/multi/multi.html

UNECE: ADR applicable as from 1 January 2023
unece.org/transport/standards/transport/dangerous-goods/adr-2023-agreement-concerning-international-carriage

Swiss Confederation - Federal Roads Office ASTRA (ADR)
https://www.astra.admin.ch/astra/de/home/fachleute/fahrzeuge/gefaehrliche-gueter/recht-international.html

Storck Verlag Hamburg and ecomed SICHERHEIT: hazardous goods law in theory and daily practice
http://gefahrgut-foren.de

DHL: Guidelines for the express shipment of dangerous goods
https://www.dhl.de/de/geschaeftskunden/express/infos-knowhow/gefahrgut.html

Federal Institute for Materials Research and Testing
https://www.tes.bam.de/de/regelwerke/amtliche_mitteilungen/index.htm

Federal Ministry of Transport and Digital Infrastructure
http://www.bmvi.de/DE/Themen/Mobilitaet/Gueterverkehr-Logistik/Gefahrgut/gefahrgut.html