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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
Calcium Sulphate
Calcium Sulphate is an inorganic compound composed of calcium, sulfur, and oxygen, commonly found in two forms: dihydrate (gypsum, CaSO4·2H2O) and anhydrous (CaSO4). It appears as a white or off-white crystalline powder or granules with low solubility in water. Calcium Sulphate is widely used in construction, agriculture, pharmaceuticals, food industry, and various industrial applications. It acts as a filler, hardening agent, and drying agent due to its physical and chemical properties. The dihydrate form (gypsum) is notable for use in plaster and cement, while the anhydrous form is often used as a drying agent and in refractory materials.
Choline Chloride Powder
Choline Chloride Powder is a white to off-white crystalline powder containing 60% choline chloride, a quaternary ammonium salt essential as a nutrient in animal and poultry feed. It serves as a vital source of choline, an important component in fat metabolism, liver function, and cell membrane integrity. Produced through chemical synthesis, this powder form is highly soluble in water, making it easy to incorporate into feed premixes and supplements. Choline chloride is widely used in the agriculture industry to prevent choline deficiency, enhance growth performance, and improve overall health in livestock. Beyond animal nutrition, it finds applications in chemical manufacturing and pharmaceuticals.
Cobalt Carbonate
Cobalt Carbonate is a rose-red to purplish powder with a metal content of approximately 46% cobalt by weight. It is an inorganic compound primarily used as a source of cobalt, either as a raw material in chemical synthesis or as a micronutrient in various formulations. It is slightly soluble in water and decomposes upon heating, releasing carbon dioxide and leaving cobalt oxide (CoO). Cobalt Carbonate is used in ceramics, catalysts, animal nutrition, batteries, and metal surface treatments. Its controlled release of cobalt makes it useful in both industrial and biological applications.
Ferrous Sulphate Heptahydrate
Ferrous Sulphate Heptahydrate, also known as iron(II) sulfate heptahydrate, is a pale green crystalline solid containing seven molecules of water of crystallization (FeSO₄·7H₂O). It is a widely used inorganic iron compound characterized by its high iron content (approximately 20% Fe) and good solubility in water. This hydrated salt is commonly used in agriculture, pharmaceuticals, water treatment, and various industrial processes. The heptahydrate form is preferred for many applications due to its stability, ease of handling, and cost-effectiveness.
L-Lysine HCL Feed Grade
L-Lysine HCL Feed Grade is a highly pure form of the essential amino acid lysine combined with hydrochloric acid to improve its stability and solubility. It appears as a white crystalline powder and is widely used as a dietary supplement in animal feed to enhance growth, improve feed efficiency, and balance amino acid profiles. L-Lysine HCL is critical in poultry, swine, and aquaculture nutrition, helping to meet animals’ lysine requirements for protein synthesis and overall health.
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.
Zinc Bacitracin Premix Feed Grade
Zinc Bacitracin Premix Feed Grade is a veterinary-grade antibiotic premix formulated with 15% active zinc bacitracin, an antimicrobial peptide produced by Bacillus subtilis. It is commonly incorporated into animal feed to promote growth, prevent and control bacterial infections, and improve feed efficiency in livestock and poultry. This product is heat stable, easy to blend, and designed for uniform distribution in feed.
