Certificates
Product certificates according to international standards and norms
Our products are certified according to international standards and norms. You can find our current certificates here.
All Certificates
AISE Certificate
Ickenroth GmbH, Staudt
ISO 9001 Certificate
Werra plant, Hattorf, Unterbreizbach, Wintershall underground recovery
Certificate Qualified Waste Management
Werra plant, Herfa-Neurode underground storage
Certificate Qualified Waste Management
Werra plant, underground recovery
Certificate Qualified Waste Management
Zielitz plant, underground storage
EC-Eco Certificate
Bernburg, Borth, Braunschweig-Lüneburg plant
ISO 9001 Certificate
Zielitz plant, underground storage
IFS Food Certificate
Dombasle plant
IFS HPC Certificate
Dombasle plant