Comment by danbruc

At least for some - I randomly picked ISO 8601-1:2019 - there is even an option to buy 24 hours of access. In this example a PDF from ISO [1] is €150, from EVS [2] €19 and 24 hours access is only €2.40.

[1] https://www.iso.org/standard/70907.html

[2] https://www.evs.ee/en/evs-iso-8601-1-2019