Zinc Sulphate Heptahydrate
Zinc Sulphate Heptahydrate (ZnSO₄·7H₂O) is a white, crystalline, water-soluble compound commonly used as a dietary supplement to treat zinc deficiency. It serves as a key ingredient in fertilizers, animal feeds, and industrial applications like water treatment and dyeing. The heptahydrate form contains seven water molecules, making it highly soluble and effective for various agricultural, medical, and chemical uses.
Zinc Sulphate Heptahydrate
Primary Uses
- Agriculture
- Micronutrient Fertilizer: Used to correct zinc deficiency in soils for crops like maize, wheat, rice, and citrus.
- Foliar Spray & Soil Application: Enhances chlorophyll production and enzyme activity in plants.
- Seed Treatment: Coated on seeds to promote healthy germination and early growth.
- Animal Feed Industry
- Feed Additive: Provides essential zinc to livestock and poultry to support growth, immune response, skin integrity, and reproduction.
- Premixes & Supplements: Commonly added in formulations for pigs, cattle, poultry, and aquatic species.
- Water Treatment
- Algae Control: Acts as an algaecide in industrial water systems and cooling towers.
- Coagulation Aid: Improves water clarification in wastewater treatment.
- Chemical Manufacturing
- Intermediate: Used in the manufacture of zinc-based chemicals, catalysts, and pigments.
- Electrolyte Additive: Utilized in electroplating processes to produce uniform zinc coatings.
Secondary Uses
- Pharmaceuticals (Industrial Grade – Non-Medical Use)
- Astringent & Antiseptic Base: Used in some topical preparations (only when refined to pharma grade).
- Textile Industry
- Mordant in Dyeing: Enhances dye uptake and colorfastness in fabrics.
- Paper Industry
- Slimicide: Prevents microbial growth during paper manufacturing.
- Construction
- Additive in Cement & Concrete: Enhances setting characteristics and resistance to microbial growth (in niche applications).
- Galvanizing
- Surface Preparation: Sometimes used in pre-treatment or surface activation before zinc electroplating.
1. Basic Identification Attributes
- Chemical Name (IUPAC): Zinc sulfate heptahydrate
- Common/Trade Name: Zinc Sulphate Heptahydrate 21%
- CAS Number: 7446-20-0
- HS Code: 2833.26.00
- Synonyms: White vitriol, zinc sulphate 7H₂O
2. Physical & Chemical Properties
- Physical State: Crystalline solid
- Color & Odor: White to colorless; odorless
- Molecular Formula: ZnSO₄·7H₂O
- Molecular Weight: 287.54 g/mol
- Zinc Content: ~21% (elemental zinc by weight)
- Solubility: Highly soluble in water
- Density: ~1.97 g/cm³
- Melting Point: 100 °C (decomposes with loss of water)
- pH (5% solution): ~4.5–5.5
3. Safety & Hazard Attributes
- GHS Classification:
- Irritant to eyes and skin
- Harmful if swallowed in large quantities
- Dangerous to aquatic environments in concentrated form
- Toxicity: Low at recommended levels; avoid inhalation or ingestion of dust
- Exposure Limits: General dust limits apply; not classified as a systemic toxin at industrial doses
4. Storage & Handling Attributes
- Storage Conditions: Store in a dry, well-ventilated area away from heat and moisture
- Container Type: 25 kg HDPE bags, kraft paper sacks with PE liner
- Shelf Life: Up to 2 years under sealed, dry conditions
- Handling Precautions: Avoid inhalation of dust; prevent moisture contact as it may cake or dissolve
5. Regulatory & Compliance Attributes
- Complies with REACH and TSCA chemical regulations
- Registered for fertilizer and feed use in many regions (including EU and U.S.)
- Manufactured under ISO 9001 and FAMI-QS (when feed-grade)
- Conforms to FAO/WHO standards for micronutrient fertilizers
- Meets CODEX guidelines for use in animal nutrition
- RoHS compliant (when applicable in coatings or electronics)
6. Environmental & Health Impact
- Biodegradability: Not applicable (inorganic compound)
- Ecotoxicity: Toxic to aquatic life at high concentrations; follow disposal regulations
- Bioaccumulation: Not expected
- Environmental Note: Follow guidelines to avoid runoff into natural water systems
Safety Handling Precautions
- PPE Required: Gloves, goggles, dust mask
- Handling Guidelines: Use with local exhaust ventilation; avoid dust buildup
- Storage Measures: Keep tightly sealed and protected from humidity
First Aid Measures
- Inhalation: Move to fresh air; seek medical attention if symptoms persist
- Skin Contact: Wash with soap and water
- Eye Contact: Rinse thoroughly with water for 15 minutes
- Ingestion: Rinse mouth; seek medical advice if large quantity is consumed
Firefighting Measures
- Fire Hazards: Not flammable
- Extinguishing Media: Use any media suitable for surrounding fire
- Hazardous Combustion Products: May emit sulfur oxides under extreme heat
Related products
Acid Oil Soya
Acid Oil Soya is a byproduct derived from the refining of soybean oil. It is a dark-colored, free fatty acid-rich liquid containing mainly oleic and linoleic acids. Acid Oil Soya is commonly used in industrial applications such as soap making, animal feed, and as a raw material in the production of biodiesel, lubricants, and other chemicals.
Folic Acid
Folic Acid, also known as Vitamin B9 or pteroylmonoglutamic acid, is a water-soluble vitamin essential for numerous physiological processes including DNA synthesis, repair, and methylation, as well as amino acid metabolism. It appears as a yellow to orange-yellow crystalline powder, odorless or with a faint characteristic odor. Folic Acid is vital for cell division and growth, making it critical during pregnancy and periods of rapid growth. It is widely used in the pharmaceutical, nutraceutical, food fortification, and cosmetic industries due to its role in preventing folate deficiency anemia, neural tube defects in newborns, and supporting overall cellular health.
Iodised Salt
Iodised Salt is table salt (sodium chloride) fortified with a small, controlled amount of iodine, typically in the form of potassium iodate or potassium iodide. It appears as fine white crystalline granules, odorless, and with a characteristic salty taste. The addition of iodine helps prevent iodine deficiency disorders (IDD) such as goiter, mental impairment, and developmental abnormalities. Iodised Salt is widely used in households, food processing, and animal nutrition to ensure adequate dietary iodine intake.
Lactose Monohydrate 200 Mesh
Lactose Monohydrate 200 Mesh is a fine, white, crystalline powder derived from milk sugar with a particle size of 200 mesh, indicating very fine granules. It is widely used in pharmaceutical, food, and confectionery industries as a filler, binder, and stabilizer. Lactose Monohydrate is valued for its excellent compressibility, low hygroscopicity, and compatibility with many active pharmaceutical ingredients (APIs). The monohydrate form contains one molecule of water, enhancing its stability and flow properties.
Mineral lick ( Rock Salt)
Mineral Lick, commonly known as Rock Salt, is a naturally occurring mineral primarily composed of sodium chloride. It is harvested from salt deposits and widely used as a mineral supplement for livestock and wildlife, providing essential nutrients. Mineral Lick enhances animal health by promoting hydration, digestion, and mineral balance. It also has applications in industry, agriculture, and food processing.
Polydextrose
Polydextrose is a synthetic, highly branched polymer of glucose used primarily as a soluble dietary fiber, bulking agent, and low-calorie sweetener. It is produced through the polycondensation of dextrose with sorbitol and citric acid. Polydextrose offers numerous health and functional benefits, such as improving texture, replacing sugar or fat, and supporting digestive health. It is extensively used in food, beverages, pharmaceuticals, and nutraceuticals for its fiber enrichment properties and technological versatility.
Propylparaben (Prop BH)
Prop BH, also known as Propylparaben or Propyl 4-Hydroxybenzoate, is an organic compound belonging to the paraben family of preservatives. It appears as colorless small crystals or a white crystalline powder with a characteristic mild odor and a slightly bitter taste. The compound is practically insoluble in cold water but readily soluble in alcohols, ethers, and other organic solvents. Propylparaben is widely recognized for its broad-spectrum antimicrobial activity, particularly effective against molds, yeasts, and bacteria. Propylparaben is manufactured for use as a preservative in various industrial applications and is not intended for direct human consumption without appropriate certification.
Toxin Binder Premix
Toxin Binder Premix is a specialized feed additive formulated to adsorb and neutralize a broad range of mycotoxins and other harmful toxins present in animal feed. It enhances animal health by preventing the absorption of toxins in the gastrointestinal tract, thereby improving feed efficiency and productivity. The premix typically contains activated clays, yeast cell wall components, and other natural or synthetic adsorbents designed for use in livestock, poultry, and aquaculture feeds. This product supports animal growth, immune function, and overall well-being by mitigating the adverse effects of feed contamination.

Preservatives(food)
Flavor Enhancers
Acidulants
Sweeteners
Antioxidants
Colorants(food)
Nutraceutical Ingredients (food)
Nutrient Supplements
Emulsifiers
Collectors
Dust Suppressants
Explosives and Blasting Agents
Flocculants and Coagulants
Frothers
Leaching Agents
pH Modifiers
Precious Metal Extraction Agents
Antioxidants(plastic)
Colorants (Pigments, Dyes)
Fillers and Reinforcements
Flame Retardants
Monomers
Plasticizers
Polymerization Initiators
Stabilizers (UV, Heat)
Antifoaming Agents
Chelating Agents
Coagulants and Flocculants
Corrosion Inhibitors
Disinfectants and Biocides
Oxidizing Agents
pH Adjusters
Scale Inhibitors( water)
Antioxidants(cosmetic)
Emollients
Fragrances and Essential Oils
Humectants
Preservatives
Surfactants(cosmetic)
Thickeners
UV Filters
Fertilizers
Soil Conditioners
Plant Growth Regulators
Animal Feed Additives
Biostimulants
Pesticides (Herbicides, Insecticides, Fungicides)
Active Pharmaceutical Ingredients (APIs)
Excipients
Solvents(pharmaceutical)
Antibiotics
Antiseptics and Disinfectants
Vaccine Adjuvants
Nutraceutical Ingredients (pharmaceutical)
Analgesics & Antipyretics
Analytical Reagents
Solvents(lab)
Chromatography Chemicals
Spectroscopy Reagents
microbiology-and-cell-culture-reagents
Molecular Biology Reagents
Biochemical Reagents
Inorganic and Organic Standards
Laboratory Safety Chemicals
Specialty Laboratory Chemicals(Special Laboratory Equipment)
Demulsifiers
Hydraulic Fracturing Fluids
Scale Inhibitors(oil)
Surfactants(oil)
Drilling Fluids
Dyes and Pigments
Bleaching Agents
Softening Agents
Finishing Agents
Antistatic Agents
Admixtures
Waterproofing Agents
Sealants and Adhesives
Curing Compounds
Concrete Repair Chemicals
Anti-Corrosion Coatings
Surfactants(cleaning)
Builders
Enzymes
Solvents (Cleaning)
Fragrances
Electronic Chemicals
Catalysts
Lubricants
Photographic Chemicals
Refrigerants
Automotive chemicals
Pyrotechnic Chemicals
Biodegradable Surfactants
Bio-based Solvents
Renewable Polymers
Carbon Capture Chemicals
Wastewater Treatment Chemicals
Pigments
Solvents(paint)
Specialty Coatings
Binders/Resins
Additives
Driers
Anti-Corrosion Agents
Functional Coatings
Application-Specific Coatings
Leavening Agents
Dough Conditioners
Flour Treatments
Fat Replacers
Decoratives
Preservatives(baking)
Plasticizers & Softeners
Reinforcing Agents
Adhesion Promoters
Vulcanizing Agents
Antidegradants
Blowing Agents
Fillers & Extenders
Accelerators & Retarders