ISO IEC 17025 General requirements for the competence of testing and calibration laboratories

complaint
expression of dissatisfaction by any person or organization to a laboratory (3.6), relating to the activities or results of that laboratory, where a response is expected
[SOURCE: IS0/1EC 17000:2004, 6.5. modified- The words “other than appeal* have been deleted, and the words“a conformity assessment body or accreditation body, relating to the activities of that body” have been replaced by“a laboratory, relating to the activities or results of that laboratory’]

interlaboratory comparison
organization, performance and evaluation of measurements or tests on the same or similar items by two or more laboratories in accordance with predetermined conditions