If you need a computer, use this form: https://intranet.chalmers.se/en/tools-support/general-support-services/it/it-environment/order-computer/
For other hardware, look for what you need here: https://www.proceedo.net/weblogic/samlRequest?idp=chalmers
Try both English and Swedish words in the search bar.
If you can’t find the item, try to use the categories on the side and some Chalmers suppliers might appear. Some have a custom link to their web shop (buy there) and some give information on how to order from them.
In any case, it is good to talk with your supervisor before ordering anything.
See Chalmers guidelines: https://intranet.chalmers.se/en/tools-support/general-support-services/purchasing-procurement/purchasing/how-to-make-a-purchase/