Organic fertilizers, organo-mineral fertilizers, inorganic fertilizers and liming materials - Determination of the chloride content (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Organic and organo-mineral fertilizers - Determination of the biuret content by high-performance liquid chromatography (HPLC) (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Organic and organo-mineral fertilizers - Extraction by water for subsequent determination of elements (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elements (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Organic and organo-mineral fertilizers - Determination of the mercury content (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regia (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Organic and organo-mineral fertilizers - Determination of the nitrogen content (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Organic and organo-mineral fertilizers - Determination of specific parameters (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Organic and organo-mineral fertilizers - Determination of the dry matter content (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01

Organic and organo-mineral fertilizers - Determination of the content of specific elements by ICP-AES after extraction by water (Endorsed by Asociación Española de Normalización in May of 2022.)
Edition 2022-05-01