IEC standards are also expensive. However, there's a hack available. Denmark has incorporated many of the international IEC standards as national standards "by-value". They are also available at a much lower price than the IEC standards.
So if you buy the ~100 USD DS-60950-1, you'll find a Danish cover page followed by the otherwise 900 CHF IEC/EN-60950-1 (the International/Eurozone IT equipment electrical safety standard), which also happens to be harmonized with the ~2500 USD UL-60950-1 (The American IT equipment electrical safety standard).
So if you buy the ~100 USD DS-60950-1, you'll find a Danish cover page followed by the otherwise 900 CHF IEC/EN-60950-1 (the International/Eurozone IT equipment electrical safety standard), which also happens to be harmonized with the ~2500 USD UL-60950-1 (The American IT equipment electrical safety standard).