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UNE-EN 1104
Paper and board intended to come into contact with foodstuffs - Determination of the transfer of antimicrobial constituents
Edition
2019-11-27
UNE-EN 60444-7
Measurement of queartz crystal unit parameters - Part 7: Measurement of activity and frequency dips of quartz crystal units (Endorsed by AENOR in September of 2004.)
Edition
2004-09-01
UNE-EN ISO 23753-1
Soil quality - Determination of dehydrogenases activity in soils - Part 1: Method using triphenyltetrazolium chloride (TTC) (ISO 23753-1:2019) (Endorsed by Asociación Española de Normalización in May of 2019.)
Edition
2019-05-01
UNE-EN ISO 23753-2
Soil quality - Determination of dehydrogenases activity in soils - Part 2: Method using iodotetrazolium chloride (INT) (ISO 23753-2:2019) (Endorsed by Asociación Española de Normalización in May of 2019.)
Edition
2019-05-01
UNE-EN ISO 23753-1/A1
Soil quality - Determination of dehydrogenases activity in soils - Part 1: Method using triphenyltetrazolium chloride (TTC) - Amendment 1 (ISO 23753-1:2019/Amd 1:2020) (Endorsed by Asociación Española de Normalización in January of 2021.)
Edition
2021-01-01
UNE-EN ISO 23753-2/A1
Soil quality - Determination of dehydrogenases activity in soils - Part 2: Method using iodotetrazolium chloride (INT) - Amendment 1 (ISO 23753-2:2019/Amd 1:2020) (Endorsed by Asociación Española de Normalización in January of 2021.)
Edition
2021-01-01
UNE-EN ISO 13162
Water quality - Carbon 14 - Test method using liquid scintillation counting (ISO 13162:2021) (Endorsed by Asociación Española de Normalización in July of 2021.)
Edition
2021-07-01
UNE-EN ISO 17155
Soil quality - Determination of abundance and activity of soil microflora using respiration curves (ISO 17155:2012) (Endorsed by Asociación Española de Normalización in June of 2020.)
Edition
2020-06-01
ABNT NBR ISO 3021
Adventure tourism - Hiking and trekking activities - Requirements and recommendations
Edition
2024-01-17
NF X50-321 ; NF ISO 3021:2023-03-15
Adventure tourism - Hiking and trekking activities - Requirements and recommendations
Edition
2023-03-15