2016DIN EN ISO 12460-5:2016 Wood-based panels - Determination of formaldehyde release - Part 5: Extraction method (called the perforator method) (ISO 12460-5:2015); German version EN ISO 12460-5:2015
1992DIN EN 120:1992 Wood-based panels; determination of formaldehyde content; extraction method called perforator method; german version EN 120:1992