Determination of biomass fraction in waste tires used as alternative fuel in cement plants
Edition 2011-07-13

REFRIGERATING MACHINERY OF MECHANICAL COMPRESSION. FRACTION POWER
Edition 1985-10-15

Soil quality - Risk-based petroleum hydrocarbons - Part 2: Determination of aliphatic and aromatic fractions of semi-volatile petroleum hydrocarbons using gas chromatography with flame ionization detection (GC/FID) (ISO/TS 16558-2:2015) (Endorsed by AENOR in October of 2015.)
Edition 2015-10-01

Solid recovered fuels - Report on relative difference between biodegradable and biogenic fractions of SRF
Edition 2009-09-29

Materials and articles in contact with foodstuffs - Plastics - Polymeric additives - Test method for the determination of the mass fraction of a polymeric additive that lies below 1000 Daltons
Edition 2005-07-13

Inorganic micronutrient fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients - Part 1: Treatment with a cation exchange resin (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Inorganic micronutrient fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients - Part 2: Determination of EDTA, DTPA, HEEDTA, IDHA or EDDS (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Organo-mineral fertilizers - Determination of the fraction of complexed micronutrients (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Organo-mineral fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients by treatment with a cation exchange resin (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Collection, logistics & Treatment requirements for WEEE - Part 5: Specification for the final treatment of WEEE fractions - Copper and precious metals (Endorsed by Asociación Española de Normalización in November of 2017.)
Edition 2017-11-01