Zinc Sulphate Heptahydrate 21%&20%

Product Introduction

Zinc Sulphate Heptahydrate (ZnSO₄·7H₂O) is a widely used water-soluble zinc fertilizer, available with 20% or 21% zinc (Zn) content depending on grade. It appears as a white or colorless crystalline powder and is commonly used to correct zinc deficiencies in various crops.

Zinc is a critical micronutrient responsible for enzyme activation, chlorophyll production, hormone regulation, and root development. This product is ideal for soil application, foliar spraying, and fertilizer blending.

Benefits of Zinc Sulphate Heptahydrate

• Provides high-purity, fast-acting zinc nutrition for plants
• Improves leaf expansion, flowering, and grain formation
• Effective in alkaline and calcareous soils where zinc availability is low
• Suitable for use in compound NPK fertilizers, foliar micronutrient mixes, or direct application
• Enhances crop yield and quality, especially in zinc-sensitive crops
• Supports disease resistance and stress tolerance

Product Specifications

Applications

• Ideal for rice, maize, wheat, cotton, vegetables, and fruit trees
• Can be used in basal application, top dressing, foliar spray, and drip irrigation
• Blends well with NPK fertilizers and other micronutrient mixes
• Recommended especially in zinc-deficient or high pH soils

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