2023 Pyronano certified to ISO 9001 and EN Standards

Here, "ISO 9001" refers to the International Organization for Standardization's Quality Management System standard, ensuring that a company meets consistent quality requirements. "EN" stands for European Norms, which implies that the product or service is compliant with the European Union's quality and safety standards. The year "2023" specifies the timeframe when this certification was valid or applicable.