Legal Standard
Core Manual Chapter 8
Water Dispersible Granules (WDG / DF)
Statutory Definition:
Dry granular formulations that break down and disperse rapidly into suspension upon contact with water, combining the easy handling of wettable powders without dust inhalation hazards.
Practical Exam Application:
Added first in the universal tank-mixing sequence (WALES / DALE rule) to ensure complete pre-slurry dispersion.