This document specifies a method for the determination of nutrient polymers nitrogen in presence of the other forms of nitrogen in inorganic fertilizers.
The method is applicable to all fertilizers which do not contain interfering organic compounds.
NOTE Nutrient polymers are methylen-urea (MU), in liquid and in solid form.
PUBLISHED
SRPS EN 18103:2025
60.60
Standard published
Oct 31, 2025