Tuesday, August 16, 2016

New Fertilizers Standards for the 2nd Quarter 2016

Document Center, Inc. is pleased to announce that the following Standards on Fertilizers are now available;


  • BS ISO 18644, 2016 Edition, Fertilizers and soil conditioners. Controlled-release fertilizer. General requirements
  • ISO 14820-1, 1st Edition, Fertilizers and liming materials - Sampling and sample preparation - Part 1: Sampling
  • ISO 14820-2, 1st Edition, Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation
  • ISO 15604, 1st Edition, Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
  • ISO 18644, 1st Edition, Fertilizers and soil conditioners - Controlled-release fertilizer - General requirements
  • ISO 25475, 1st Edition, Fertilizers - Determination of ammoniacal nitrogen
  • ISO 25705, 1st Edition, Fertilizers - Determination of urea condensates using high-performance liquid chromatography (HPLC) - Isobutylidenediurea and crotonylidenediurea (method A) and methylen-urea oligomers (method B)


For more standards like these, please refer to our Document Center List of Standards on Fertilizers.