These pre-registration intentions were submitted to ECHA between 1 June and 1 December 2008. Use this list to find other potential registrants of your substance so that you can submit a registration dossier jointly, as required by REACH.
Download the list
The complete list of pre-registered substances is too large to be displayed on this page. You can download the list as comma-separated file (CSV format) or in XML (encoded with UTF-8) and read it with other software like the common spreadsheet or word processing softwares.
Download the list in CSV format (encoded in UTF-8):
For an easier handling, the list of Pre-registered substances is available in four parts ordered by EC number. They contain the same information as the following full list.
- PRS List in CSV, part 1/4 (3.5MB), EC Numbers from 200-001-8 to 249-999-7
- PRS List in CSV, part 2/4 (4.7MB), EC Numbers from 250-000-1 to 299-999-6
- PRS List in CSV, part 3/4 (1.4MB), EC Numbers from 300-000-3 to 500-774-4
- PRS List in CSV, part 4/4 (5.5MB), EC Numbers from 600-001-1 to 929-261-7
The complete list of Pre-registered substances with more than 140.000 lines, contains for each substance its EC number, CAS number (when available), name, synonyms (when available) and registration date.
- Complete PRS List in CSV-format (15MB)
Download the list in XML format (encoded in UTF-8):
- PRS List in XML (53MB)
- PRS List in XML, compressed in ZIP archive (5.4MB)