Compound
Compounds
CrystalSingle Nutrient
21-0-0 24S
Ammonium Sulfate
Provides efficient nitrogen and readily available sulfate sulfur to promote vigorous plant growth, protein synthesis, and dark green color.
Aliases
—Hazard information
Regulatory hazard codes and handling notes.
GHS codes
GHS07
Hazard notes
May cause respiratory irritation (H335), skin irritation (H315), and eye irritation (H319).
Compatibility Tips
Do not mix with Calcium Nitrate (forms insoluble Calcium Sulfate/Gypsum). Avoid mixing with high pH products (e.g., Potassium Carbonate/Silicate) to prevent Ammonia gas release.