用途
Field crops and cash crops
Appearancy
Granular,Free of mechanical impurities
Inorganic content
N+P2O5+K2O≥30.0% (25-0-5)
Medium element
sulphur S≥6.0%
Granularity
(1.00 mm~4.75 mm or 3.35 mm~5.60 mm)≥90%
Executive standard
GB/T 15063 -2020
Purposes
Field crops and Various cash crops