90.93 Standard confirmed Sep 6, 2020
ISO
ISO/TC 134 Fertilizers, soil conditioners and beneficial substances
International Standard
65.080 Fertilizers
Published
ISO 17322:2015 specifies analytical methods for the determination of mass fraction of total nitrogen, one-day dissolution rate (1DDR), seven-day dissolution rate (7DDR), mass fraction of sulfur, mass fraction of biuret, mass fraction of water (H2O), and particle size of SCU.
These methods are applicable to SCU.
PUBLISHED
ISO 17322:2015
90.93
Standard confirmed
Sep 6, 2020