Zinc Acetate Dihydrate

Pharma Grade · Industrial Grade — Bulk supply across India & International Markets

What is Zinc Acetate Dihydrate?

Zinc Acetate Dihydrate (Zn(CH3COO)2.2H2O) is a versatile zinc salt valued across pharmaceutical, textile, and industrial chemical applications. It is a white crystalline solid that is highly soluble in water, making it an efficient and bioavailable source of zinc for nutritional supplementation, as well as a useful catalyst and mordanting agent across various industrial chemical processes.

Polychem Industries supplies Zinc Acetate Dihydrate in pharma grade and industrial grade to dietary supplement manufacturers, textile dyeing companies, wood preservation product formulators, and catalyst producers across India and internationally. Its versatility as both a nutritionally important zinc source and a functional industrial chemical makes it a valuable raw material across diverse sectors.

Available Grades

GradeFormPurityStandardApplications
Industrial GradeWhite crystalline powder/granules99%+ (Pharma / Industrial Grade)IndustrialTextile mordants, wood preservation, catalysts, ceramics
Pharma GradeWhite crystalline powder99.5%+USP / PharmaceuticalDietary zinc supplements, lozenges, pharmaceutical formulations

Applications & Uses

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Dietary Zinc Supplements

A widely used zinc source in dietary supplement formulations including tablets, lozenges, and capsules, valued for its good bioavailability and water solubility, commonly used in cold and immune support lozenges and general zinc supplementation products.

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Textile Mordanting & Dyeing

Used as a mordant in textile dyeing processes, helping fix certain dyes to fabric fibres and improve colour fastness and uptake in various textile dyeing and printing applications.

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Wood Preservation

Used in certain wood preservative formulations, taking advantage of zinc's biocidal properties to help protect wood products from fungal decay and insect damage.

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Catalysts & Chemical Synthesis

Used as a catalyst in various organic chemical synthesis reactions, including certain polymer production processes and specialty chemical manufacturing applications requiring zinc-based catalytic activity.

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Ceramics & Glazes

Used in certain ceramic glaze formulations, contributing specific colour and surface property characteristics to the finished ceramic product.

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Agricultural Applications

Used in certain agricultural formulations as a zinc micronutrient source, providing this essential plant nutrient in specific fertiliser or foliar spray products.

Technical Specifications

Zinc Acetate Dihydrate — Key Properties

Chemical FormulaZn(CH3COO)2.2H2O
CAS Number5970-45-6
Molecular Weight219.50 g/mol
AppearanceWhite crystalline powder/granules
Purity99%+ (Pharma / Industrial Grade)
Melting Point237°C (decomposes)
Density / Bulk DensityBulk density: 0.8–1.0 g/cm3
pH6.0 – 7.5 (5% solution)
Packaging Available25 kg bags
StorageStore in cool, dry place away from moisture. Stable under normal storage conditions. Shelf life 24 months.

Why Source Zinc Acetate Dihydrate from Polychem Industries?

  • Pharma Grade and Industrial Grade available with full documentation
  • Certificate of Analysis available on request
  • Excellent water solubility and bioavailability for supplement use
  • Reliable bulk supply for supplement, textile and industrial manufacturers
  • Competitive pricing with consistent year-round availability
  • Export documentation experience for international shipments

Frequently Asked Questions

Why is Zinc Acetate commonly used in cold and immune support lozenges?
Zinc Acetate provides a readily bioavailable, water-soluble source of zinc, an essential mineral that plays an important role in immune system function. Zinc Acetate lozenges have been studied for their potential to help reduce the duration of common cold symptoms when used at the onset of illness, making it a popular ingredient in this specific supplement category.
What is the difference between Zinc Acetate Pharma Grade and Industrial Grade?
Pharma Grade Zinc Acetate meets stricter purity specifications, typically aligned with USP or other pharmacopoeia standards, including controlled limits on heavy metals and other impurities, making it suitable for dietary supplement and pharmaceutical applications. Industrial Grade meets general industrial chemical specifications suitable for textile, wood preservation, and catalyst applications where pharmaceutical-level purity is not required.
Is Zinc Acetate Dihydrate the same as Zinc Acetate Anhydrous?
No — Zinc Acetate Dihydrate contains two water molecules per formula unit and is the more common, stable commercial form, while Zinc Acetate Anhydrous contains no water of crystallisation. The dihydrate form is generally easier to handle and more commonly specified for most commercial applications, though specific formulation requirements should be confirmed for any particular application.
Do you export Zinc Acetate Dihydrate outside India?
Yes. We export to Bangladesh, Sri Lanka, Nepal, Bhutan, and South Africa with full export documentation. Contact us for export pricing and lead times.

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