Project indicators Active ingredient a Mass fraction/% Labeled content ± allowable fluctuation range b Impurity mass fraction/% ≤ Maximum allowable content c pH value 5.0～10.0 Dust/mg ≤30 Particle size range (2500μm～5000μm)/% ≥95 Damage rate/ % ≤3.0 Bulk density/bulk density/g/mL 0.60～1.30 Bulk density/solid density/g/mL 0.65～1.40 Thermal storage stability After thermal storage, the mass fraction of active ingredients shall not be less than 95% of that before thermal storage, and impurities The mass fraction, pH value, particle size range, dust, and breakage rate should still meet the requirements of this document. a should be an active ingredient that blocks herbicidal effect, and the total content should be ≤5%. bThe allowable fluctuation range shall comply with the requirements of Table 1 in NY/T2989-2016. cWhen the active ingredient content is <1%, this indicator can be omitted.
T/ZNX 027-2023 history
2023T/ZNX 027-2023 Technical Specifications for Herbicidal Granules for Plant Protection UAVs