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Agriculture Grade Manganese Sulfate Monohydrate (Powder/Granular)

Short Product Description

Agriculture grade manganese sulfate monohydrate is a micronutrient source for crop nutrition supplied in powder and granular forms. It offers a consistent manganese (Mn) content with low impurity levels, suitable for fertilizer manufacturing and soil correction. This agriculture grade manganese sulfate monohydrate meets agronomic quality standards for effective plant uptake.

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Technical Specifications

ParameterTypical Value
MnSO₄·H₂O Purity≥ 98.5%
Manganese (Mn) Content30–32%
Moisture (Powder)≤ 1.0%
Moisture (Granular)≤ 0.5%
Particle Size (Powder)95% pass 100 mesh
Particle Size (Granular)2–4 mm
Bulk Density0.9–1.2 g/cm³
Iron (Fe)≤ 0.05%
Calcium (Ca)≤ 0.2%
Magnesium (Mg)≤ 0.2%
Lead (Pb)≤ 10 ppm
Copper (Cu)≤ 10 ppm
Zinc (Zn)≤ 10 ppm

Notes:

Controlled Fe, Ca, Mg and heavy metals support consistent micronutrient delivery in fertilizer blends and soil applications.

Key Features

  • High‑purity agriculture grade manganese sulfate monohydrate with stable Mn content for predictable crop response
  • Powder and granular forms for flexible integration into fertilizer blends and soil amendment programs
  • Low Fe, Ca, Mg impurity levels reduce antagonistic interactions with other nutrients
  • Heavy metals (Pb, Cu, Zn) minimized to meet agricultural safety standards
  • Consistent particle size enhances blending uniformity in compound fertilizers or micronutrient packages
  • Suitable for direct soil application, liquid fertilizer solubilization, or controlled‑release granules

Applications

  • Micronutrient fertilizer blends – Provides reliable Mn source in NPK + micronutrient products
  • Soil correction programs – Corrects Mn deficiency in soils affecting enzyme activity and chlorophyll synthesis
  • Foliar spray solutions – Soluble powder form for preparation of foliar Mn treatments
  • Crop nutrition programs – Supports cereals, vegetables, fruits, and specialty crops with essential Mn
  • Controlled release granules – Granular form compatible with coated or slow‑release fertilizer systems
  • Hydroponic and greenhouse feed – Dissolves in nutrient solutions for controlled Mn delivery

Problems This Product Solves

  • Mn deficiency in soils → Supplementing with agriculture grade manganese sulfate monohydrate improves chlorophyll formation and enzyme activation
  • Nutrient antagonism → Low Fe, Ca, Mg minimizes competitive uptake and improves micronutrient balance
  • Inconsistent blending → Uniform particle size ensures even distribution in fertilizer mixes
  • Heavy metal contamination risks → Controlled Pb, Cu, Zn levels safeguard crop safety and regulatory compliance
  • Inefficient solubility → Powder form dissolves readily for liquid fertilizer use

Packaging & Supply

  • 25 kg kraft paper bags with PE liner
  • Palletized export packaging
  • 20 GP / 40 HQ container shipments available
  • Bulk packaging options on request
  • Samples available for agronomic testing

Customization & Technical Support

  • Adjustable Mn content grades
  • Controlled impurity options for specific soil/plant needs
  • Custom particle size distributions
  • Technical support for fertilizer formulation and crop program integration

FAQ

Q1: What is the difference between agriculture grade manganese sulfate monohydrate and other manganese sources?
Agriculture grade manganese sulfate monohydrate offers higher solubility and bioavailability compared to oxide forms, improving crop uptake efficiency. It also has controlled impurity levels to avoid nutrient antagonism.

Q2: How do Fe, Ca, Mg impurities affect crop nutrition when using manganese sulfate?
Excess Fe, Ca, or Mg can compete with Mn uptake in plants. The controlled low levels in this agriculture grade manganese sulfate monohydrate support balanced nutrient absorption.

Q3: Is this agriculture grade manganese sulfate monohydrate suitable for foliar and soil applications?
Yes, the powder dissolves readily for foliar sprays, and both powder and granular forms are effective for soil applications and fertilizer blending.

Q4: What heavy metal limits are maintained in this product?
Lead (Pb), copper (Cu), and zinc (Zn) are controlled to low ppm levels to meet agricultural safety standards and avoid crop toxicity.

Q5: How should this manganese sulfate be stored?
Store in a cool, dry place in original packaging to maintain quality. Keep away from moisture and incompatible chemicals to preserve efficacy.