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
ISO 9001 Certificate
Zielitz plant, underground storage
FSSC 22000 Certificate
Frisia Zout B.V.
Certificate Qualified Waste Management
Werra plant, Herfa-Neurode underground storage
Certificate Qualified Waste Management
Zielitz plant, underground storage
Certificate Qualified Waste Management
Werra plant, underground recovery
Certificate Qualified Waste Management
REKAL-Sigmundshall plant
Certificate Qualified Waste Management
K+S-Baustoffrecycling-GmbH, Sehnde
A-Futter Certificate
Braunschweig-Lüneburg plant
AISE Certificate
Ickenroth GmbH, Staudt
EC-Eco Certificate
Bernburg, Borth, Braunschweig-Lüneburg plant