We would appreciate you adding a link to GESTIS substance database to your page. There are two possibilities of linking:

1. Link to the GESTIS substance database start page

Link to
By using this alias address, you make sure that internal reorganisation of the web site structure will not affect your link.

2. Link to a specific substance data sheet within GESTIS substance database

Link to

The six-digit number at the end of the link is the ZVG number, in this case 010520 for formaldehyde. If the ZVG number has less than six digits, leading zeros have to be added.

A table contrasting ZVG number with CAS number, EC number and INDEX number (XLSX, 984 kB) (processed in January 2022) is available for download.