Ammonium Sulphate Fertilizer Nitrogen 21% White Granular for Crop Growth and Soil Improvement

Product Overview
Ammonium sulfate is a high-purity inorganic sulfate, appearing as white crystals or granules with no odor. It is readily soluble in water, and its aqueous solution is acidic. As a high-quality dual nutrient of nitrogen and sulfur, it is widely used in agriculture, food, industry and pharmaceutical fields, featuring strong stability, easy absorption and wide applicability.

Basic Information
English Name: Ammonium Sulfate
Molecular Formula: (NH₄)₂SO₄
Molecular Weight: 132.14 g/mol
EINECS: 231-984-1
HS Code: 3102210000
Grade: Agricultural Grade / Industrial Grade

Core Features
Low hygroscopicity, not easy to caking, stable in storage and transportation
Good water solubility, rapid nutrient release, easy absorption by crops
Wide application: for acid-loving crops, saline-alkali soil improvement, and as a raw material for compound fertilizers

Main Applications
1. Agriculture (Core)
Nitrogen fertilizer: Suitable for rice, wheat, corn, vegetables, fruit trees and flowers
Base fertilizer / Top dressing / Seed fertilizer: Promotes stem and leaf growth, increases yield and improves quality
Soil improvement: Supplements sulfur, improves saline-alkali soil and alkaline soil
Raw material for compound fertilizers: Production of bulk blended fertilizers (BB fertilizers) and slow-release fertilizers

2. Industrial Applications
Chemical raw material: Production of ammonium chloride, ammonium persulfate and potassium sulfate
Rare earth mining: Extraction of rare earth elements via ion exchange method
Electroplating / Metal treatment: Electroplating baths and pickling auxiliaries
Textile / Leather: Dyeing auxiliaries, tanning and depilatory auxiliaries

Packaging, Storage and Transportation
Packaging:
25kg / 50kg: Plastic-lined woven bags
1000kg / 1250kg: FIBC bags
Customizable according to customer requirements

Storage and Transportation:
Store in a dry, ventilated and cool place, protected from moisture and sunlight.
Strictly prohibit mixed storage and transportation with alkaline substances (lime, caustic soda).
Protect from rain, damage and direct sunlight during transportation.

Our Advantages
Stable supply channels with sufficient year-round stock, enabling quick response to bulk orders.
Strict control over product quality with consistent indicators, low impurity content, ensuring safer use.
Support customization of various specifications and packaging to meet different customers' usage and export needs.
Professional foreign trade operation team with complete documents, ensuring efficient and smooth customs declaration, logistics and customs clearance processes.
Provide complete documents including samples, COA, MSDS, etc., with timely after-sales response for worry-free cooperation.
Years of experience in chemical trade with reasonable and competitive prices, emphasizing credibility and pursuing long-term stable cooperation.

1. 1.A 70,000 ㎡ warehouse (20,000 MT capacity) with moisture-proof and temperature-controlled systems, enabling efficient fulfillment of large-volume orders.
2. 2.Free samples (Ship within 3-7 days) to let you test products at zero trial cost.
3. 3.Transparent lead time for hazardous chemicals: 45–60 days, with clear delivery schedules.
4. 4.Certified with a Hazardous Chemical Business License and ISO certification, ensuring smooth customs clearance.
5. 5.6 packaging options with customizable logos to minimize product loss during transportation.
6. 6.Over 400 chemical SKUs available for one-stop procurement, helping you reduce sourcing costs.