This document specifies the procedure for determination of total and water extractable boron in mineral fertilizers containing more than 10 % boron. This method is applicable to water and aqua regia fertilizer extracts obtained according to prEN 16962 and/or prEN 16964.
DIN EN 17042:2018 Referenced Document
DIN ISO 5725-2:2002 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 (ISO 5725-2:1994 including Technical Corrigendum 1:2002)
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 1482-1:2007 Fertilizers and liming materials - Sampling and sample preparation - Part 1: Sampling
EN 1482-2:2007 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation
EN 16962:2018 Fertilizers - Extraction of water soluble micro-nutrients in fertilizers and removal of organic compounds from fertilizer extracts
EN 16964:2018 Fertilizers - Extraction of total micro-nutrients in fertilizers using aqua regia
EN ISO 3696:1995 Water for Analytical Laboratory Use- Specification and Test Methods (ISO 3696 : 1987)
ISO 5725-2:1994 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
DIN EN 17042:2018 history
2018DIN EN 17042:2018-08 Fertilizers - Determination of boron in concentrations > 10 % using acidimetric titration; German version EN 17042:2018
2018DIN EN 17042:2018 Fertilizers - Determination of boron in concentrations > 10 % using acidimetric titration; German version EN 17042:2018
1970DIN EN 17042 E:2016-09 Fertilizers - Determination of boron in concentrations > 10 % using acidimetric titration
2016DIN EN 17042 E:2016 Draft Document - Fertilizers - Determination of boron in concentrations > 10 % using acidimetric Titration; German and English version prEN 17042:2016