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FCO Standard GradeHS Code: 2833.29.90CAS: 7446-19-7

Zinc Sulphate Monohydrate 21% (Soil Grade) Manufacturer & Bulk Supplier

Formula: ZnSO4 · H2O | Active Assay: 21.0% min Zinc (as Zn), 10.0% min Sulphur (as S) | Origin: Ahmedabad, Gujarat, India (Mundra Port Export)

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Zinc Sulphate Monohydrate 21% (Soil Grade) - Photo 1
21%
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Auron Chemical Quality Seal

Every batch of Zinc Sulphate Monohydrate 21% (Soil Grade) is tested via Atomic Absorption Spectroscopy (AAS) to guarantee heavy-metal safety (Pb, Cd, As) under statutory FCO 1985 norms.

Statutory Laboratory Assay & Cargo Specifications
FCO 1985 Schedule IAAS Tested

Guaranteed Composition & Logistics Profile

Statutory grade analysis conforming to Government of India Fertilizer (Control) Order & international commercial export standards.

Guaranteed Active Element Assay100% Bioavailable Divalent Ions
Active Zinc
21.0% min

Auxin Synthesis, Cellular Elongation & Enzyme Vitality

ZnAssay
Combined Sulphur
10.0% min

Essential Amino Acids (Cysteine & Methionine) Synthesis

SAssay
Chemical Formula
ZnSO₄ · H₂O
Crystalline stoichiometry verified
CAS Registry No.
7446-19-7
International Registry Listed
Water Insoluble Matter
1.0% max
Dissolves rapidly · Filter-safe
Physical Appearance & Particle StateGranular SGN 240
Uniform Free-Flowing Granules

2.0 mm – 4.0 mm (SGN 240) · High resistance to segregation in NPK blending

Commercial Anti-Caking Treated
Heavy Metal Permissible Bounds (FCO 1985 Schedule I)
Test Method: Flame AAS Spectrophotometry
Lead (as Pb) Ceiling0.003% max Safe / Non-Toxic
Cadmium (as Cd) Ceiling0.0025% max Non-Bioaccumulative
Arsenic (as As) Ceiling0.001% max Safe Soil Guaranteed
Every dispatch lot includes verified manufacturer Certificate of Analysis (COA)
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B2B Procurement Desk

Order or Request Quotation for Zinc Sulphate Monohydrate 21% (Soil Grade)

Supply contracts available in 25 MT FCL increments with factory direct dispatch from Gujarat near Kandla & Mundra ports.

  • 100% Advance B2B dispatch terms
  • Verified COA certificate included with each lot
  • Multi-grade consolidated shipping containers
Need assistance? Call Technical Sales: +91 70466 51000

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