Zinc Sulfate, Zinc Vitriol, Zinc Sulfate Monohydrate, Hexahydrate, Pentahydrate, Zinc Sulphate Anhydrous, 7733-02-0

Zinc Sulfate, Zinc Vitriol, Zinc Sulfate Monohydrate, Hexahydrate, Pentahydrate, Zinc Sulphate Anhydrous, 7733-02-0

Quick Facts

• CAS No: 7733‑02‑0

• Chemical Formula: ZnSO₄

• Molecular Weight: 161.47 g/mol

• Density: ~3.8 g/cm³

• Melting Point: ~680 °C

• Appearance: White crystalline solid (anhydrous form is colorless)

• Solubility: Highly soluble in water (≈101 g ZnSO₄ per 100 g H₂O)

• Purity: ≥ 99.63% (industrial grade)

• HS Code: 2833.29 (zinc sulfate)

Chemical Properties

• Forms:

  • Monohydrate (ZnSO₄·H₂O)

  • Hexahydrate (ZnSO₄·6H₂O)

  • Heptahydrate (ZnSO₄·7H₂O)

  • Anhydrous ZnSO₄

• Stability: Hygroscopic; partial hydrolysis depending on environment

• Other Names: Zinc vitriol, Sulfuric acid zinc salt, White vitriol, Beyaz Kezzap

Applications

• Agriculture: Fertilizer additive to correct zinc deficiency in crops (especially wheat, potatoes).

• Animal Feed: Nutritional supplement for livestock (supports reproduction, hoof health, prevents zinc deficiency diseases).

• Chemical Industry: Used in synthesis, flotation processes in mining, and bleaching of pulp (modified with thiourea dioxide).

• Pharmaceuticals: Active ingredient in medicines; supports wound healing, antioxidant activity, and metabolic enzyme function.

• Wood Preservation: Used with chromium salts to impregnate wood, protecting against termites and fungi.

• Water Treatment: Applied in water purification processes.

• Food Supplements: Sometimes modified with zinc gluconate or used directly as a micronutrient source.

• Veterinary Medicine: Solutions of ZnSO₄ used with iodine or quaternary ammonium antiseptics to treat hoof diseases (e.g., PDD, infectious pododermatitis).

Sector Suitability Table

Other Names

• Zinc sulfate

• Zinc vitriol

• White vitriol

• Sulfuric acid zinc salt

• Mono/Hexa/Hepta hydrate forms

• Anhydrous zinc sulfate

Safety & MSDS Summary

• GHS Pictograms: ⚠️ Irritant, 🌍 Environmentally hazardous

• Storage: Hygroscopic; store in sealed, dry containers

• PPE: Gloves, goggles, dust mask/respirator

• Waste: Dispose as inorganic salt waste via licensed facilities

Market & Commercial Information

• Purity Grades: ≥99%, ≥99.5%, ≥99.63%

• Packaging: 25 kg bags, 50 kg drums, 1000 kg IBCs

• Producer Regions: China, India, Europe, USA

• Trade Names: Zinc sulfate, White vitriol

Quality & Analytical Data

• Tests: ICP‑OES (trace metals), XRD (phase), BET (surface area), particle size distribution

• Forms: Powder, crystalline, granules, hydrates

Environmental & Sustainability Aspects

• Agricultural Impact: Corrects zinc deficiency in soils and plants

• Animal Health: Prevents hoof diseases and supports reproduction

• Waste Management: Requires controlled disposal; avoid release into water systems