Prerequisites
– The Customized substance lists option must be activated
(see Activate an option).
To search from a predefined list of substances in the Product List, you can create a customized list.
Create a customized list
– Applications menu > Chemicals > Substances> Customized lists
1. Click on 
Create a new list
2. Name the list
3. 
Save
4. Add the CAS numbers of the substances one by one with
Use the customized list
– Applications menu > Chemicals > Substances > Known substances
1. Click on More filters
2. Select the list previously created in the Custom selector
3. 
Search
4. Click on Add all: if it doesn’t already exist, a Substances basket is created.
5. In the Product List, click on More filters and tick Filter with basket substances.
6. Search
