EN 12944-1:1999 Fertilizers and Liming Materials - Vocabulary - Part 1: General Terms
EN 12944-2:1999 Fertilizers and Liming Materials - Vocabulary - Part 2: Terms Relating to Fertilizers
EN 1482-2 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation
EN 15962 Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients
EN ISO 3696 Water for Analytical Laboratory Use- Specification and Test Methods (ISO 3696 : 1987)
ISO 3696 Water for analytical laboratory use; Specification and test methods
ISO 5725-2 Accuracy (trueness and precision) of measurement methods and results — Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method*, 2019-12-06 Update
BS EN 16847:2016 history
2016BS EN 16847:2016 Fertilizers. Determination of complexing agents in fertilizers. Identification of heptagluconic acid by chromatography