Zinc sulfate heptahydrate

Zinc sulfate heptahydrate

Nom du produit Zinc Sulfate Heptahydrate
Autres noms White Vitriol, Zinc Vitriol, Zinc Sulfate Heptahydrate
Numéro CAS 7446-20-0
Formule moléculaire ZnSO4·7H2O
Poids moléculaire 287.56 g/mol
Apparence White crystalline powder or granules
Assay ≥99.0% (complexometric titration)
Zinc Content ≥22.5%
pH (5% solution) 4.0 – 6.0
Perte au séchage ≤ 1,01 TP3T
Métaux lourds ≤ 10 ppm
Solubilité Soluble in water, slightly soluble in ethanol
Granulométrie Customizable upon request
Colis 25 kg net PP woven bags with PE liner, or as per customer requirement

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Zinc sulfate heptahydrate Structure

Synonyms: Zinc sulfate heptahydrate, White vitriol, Zinc vitriol, Zinc sulfate 7-hydrate, Sulfuric acid zinc salt heptahydrate

Zinc sulfate heptahydrate is the heptahydrate form of zinc sulfate, a colorless crystalline solid that is highly soluble in water. It is produced by reacting zinc oxide or zinc metal with sulfuric acid, followed by crystallization. The heptahydrate is the most common commercial form, containing approximately 22.5% elemental zinc, and is available in technical, food, and pharmaceutical grades.

As an essential trace element, zinc plays a critical role in numerous biological processes, including enzyme function, immune response, and protein synthesis. Zinc sulfate heptahydrate is widely used as a source of zinc in dietary supplements, pharmaceutical preparations, animal feed, and agricultural applications. Its high solubility and bioavailability make it a preferred choice for formulations requiring rapid zinc absorption.

Product Highlights

  • High Purity: Assay ≥99.0%, suitable for pharmaceutical and food applications.
  • Consistent Quality: Manufactured under strict quality control with batch-to-batch consistency.
  • Regulatory Compliance: Complies with USP, BP, EP, and FCC monographs.
  • Customizable Particle Size: Available in various mesh sizes to meet specific formulation needs.
  • Global Supply: Reliable supply chain with annual capacity of 10,000 metric tons.
  • Documentation Support: Full documentation including COA, MSDS, and TDS provided.

Applications

  • Pharmaceuticals: Used in zinc supplements, eye drops, and topical preparations.
  • Dietary Supplements: As a source of zinc in multivitamin/mineral tablets and capsules.
  • Animal Feed: Essential trace mineral supplement for livestock and poultry.
  • Agriculture: Corrects zinc deficiency in crops and improves yield.
  • Industrial: Used in electroplating, water treatment, and as a mordant in dyeing.

Caractéristiques techniques

Paramètre Spécifications
Assay (as ZnSO4·7H2O) ≥99,01 TP3T
Zinc Content ≥22.5%
pH (5% solution) 4.0 – 6.0
Perte au séchage ≤ 1,01 TP3T
Métaux lourds ≤ 10 ppm
Arsenic ≤3 ppm

Documentation et approvisionnement

  • Emballage: 25 kg net PP woven bags with PE liner, or as per customer requirement.
  • Quantité minimale de commande: 1,000 kg.
  • Délai de livraison: 3 à 5 jours ouvrés (articles en stock)
  • Documentation: COA, MSDS, TDS, and other regulatory documents available upon request.

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