Standards UNE - Spanish national standards - Page 1069

Solid biofuels - Fuel specifications and classes - Part 5: Graded firewood (ISO 17225-5:2021)

Standard published on 27.4.2022

Solid biofuels - Fuel specifications and classes - Part 6: Graded non-woody pellets (ISO 17225-6:2021)

Standard published on 27.4.2022

Solid biofuels - Fuel specifications and classes - Part 7: Graded non-woody briquettes (ISO 17225-7:2021)

Standard published on 27.4.2022

Solid biofuels - Fuel specifications and classes - Part 8: Graded thermally treated and densified biomass fuels for commercial and industrial use (ISO 17225-8:2023)

Standard published on 19.7.2023

Solid biofuels - Fuel specifications and classes - Part 9: Graded hog fuel and wood chips for industrial use (ISO 17225-9:2021)

Standard published on 27.4.2022

Fuels and biofuels - Assessment on oxidation stability determination methods for distillate fuels and blends thereof with fatty acid methyl esters (FAME) (Endorsed by Asociación Espanola de Normalización in November of 2018.)

Standard published on 1.11.2018

Leather - Chemical determination of formaldehyde content - Part 1: Method using high-performance liquid chromatography (ISO 17226-1:2021)

Standard published on 5.7.2023

Leather - Chemical determination of formaldehyde content - Part 2: Method using colorimetric analysis (ISO 17226-2:2018)

Standard published on 2.10.2019

Leather - Chemical determination of formaldehyde content - Part 3: Determination of formaldehyde emissions from leather (ISO 17226-3:2011)

Standard published on 21.9.2011

Beauty Salon Services - Requirements and recommendations for the provision of service

Standard published on 20.1.2021