German to English Science Chemistry; Chem Sci/Eng Measurement uncertainty of a method/device

I am having trouble separating the three terms "Nachweis-, Erfassungs- und Bestimmungsgrenze", because the translations I find for these tend to overlap - especially for Nachweisgrenze and Erfassungsgrenze. I am proofreading another translator's work and in researching the terms, I found "detection limit" used for both these DE terms.

The translator used the (translated) name of a standard [DIN 32645 „Nachweis-, Erfassungs- und Bestimmungsgrenze unter Wiederholbedingungen"]. On the Internet I found this translation everywhere: "Chemical analysis - Decision limit, detection limit and determination limit under repeatability conditions - Terms, methods, evaluation."

I am not sure this translation corresponds to other sources, but I cannot change this in the document, because these are the terms that people will search for on the internet after reading this text - even if it may be wrong or not the only or best terms.