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Ordinance on Hazardous Substances

The reformulation of the Ordinance on Hazardous Substances became valid on 2010.12.01
See also:

Federal Institute for Occupational Safety and Health (BAuA):

http://www.baua.de/en/Topics-from-A-to-Z/Hazardous-Substances/TRGS/pdf/Hazardous-Substances-Ordinance.pdf?__blob=publicationFile&v=4