2021DIN EN ISO 4120:2021 Sensory analysis - Methodology - Triangle test (ISO 4120:2021); German version EN ISO 4120:2021
2020DIN EN ISO 4120:2020 Sensory analysis - Methodology - Triangle test sensory (ISO/DIS 4120:2020); German and English version prEN ISO 4120:2020
2009DIN EN ISO 4120 Berichtigung 1:2009 Sensory analysis - Methodology - Triangle test (ISO 4120:2004); German version EN ISO 4120:2007, Corrigendum to DIN EN ISO 4120:2007-10