European Inventory of chemicals consist of EINECS, ELINCS and NLP: EINECS, the European Inventory of Existing Commercial Chemical Substances, is a registry of chemical substances that were commercially available within the European Union between January 1, 1971 and September 18, 1981. Substances in EINECS are phase-in substances in EU. ELINCS, the European List of Notified Chemical Substances, lists those substances which were notified under Directive 67/548/EEC, the Dangerous Substances Directive Notification of New Substances (NONS) that became commercially available after 18 September 1981. NLP (No-Longer Polymers), are substances previously considered to be polymers were no longer excluded from regulation. NLP consists of substances that were commercially available between 18 September 1981 and 31 October 1993.