Urea 46%N (Agricultural Grade)
Urea 46%N is a widely used nitrogen fertilizer essential for crop growth. Delivered in 50kg bags, it supports intensive agriculture and soil fertility in Kenya.
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Finstar
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Agricultural Chemicals
Magnesium Sulphate Heptahydrate
Magnesium Sulphate Heptahydrate is an inorganic salt with the formula MgSO4·7H2O, appearing as a white crystalline powder or granules highly soluble in water.
Technical Specifications
CAS Number10034-99-8
Chemical FormulaMgSO4·7H2O
AppearanceWhite crystalline powder or granules
Solubility in WaterHighly soluble
pH Range (aqueous solution)Approximately 5.5 - 6.5 (slightly acidic)
Typical Purity≥ 99%
Safety InformationUse appropriate PPE including gloves and eye protection
Store in cool, dry, well-ventilated area away from incompatible substances
Handle with care to avoid dust formation and clean spills promptly — use correct personal protective equipment (PPE) and follow site safety procedures before handling.
Full Product Details
Magnesium Sulphate Heptahydrate — Specifications, Uses & Availability
Product Overview
Product NameMagnesium Sulphate Heptahydrate
CategoryAgricultural Chemicals
SupplyQuoted per order — confirm lead time with the sales desk
Explore Agricultural Chemicals, browse the full chemical catalogue, or request a quote.
Available Packaging Options
25 kg bags
500 kg supersacks
Bulk bulk bags
Need a different pack size or bulk tanker delivery? Request a custom quote.
About Magnesium Sulphate Heptahydrate
Magnesium Sulphate Heptahydrate is an inorganic salt with the formula MgSO4·7H2O, appearing as a white crystalline powder or granules highly soluble in water. It supplies essential magnesium and sulfate ions crucial for various industrial and agricultural applications. Typically supplied at a purity level exceeding 99%, it is commonly handled at ambient temperatures but should be kept dry to prevent clumping and degradation. Finstar Chemicals supplies this compound in granular or powdered forms optimized for easy dissolution and consistent dosing. Before ordering, procurement professionals should note its compatibility issues with strong bases and hygroscopic nature, which mandates moisture-controlled storage environments to maintain product quality. Standard dosage ranges vary depending on application, for instance, using 25–50 kg per hectare in soil amendment.
Why Magnesium Sulphate Heptahydrate Matters
In agriculture, magnesium sulfate heptahydrate addresses magnesium and sulfur deficiencies in soils, enhancing photosynthesis and nutrient uptake for improved crop yield and quality. Without adequate magnesium, plants show stunted growth and chlorosis, which this chemical effectively corrects when applied at recommended rates. In industrial water treatment, it precipitates impurities and stabilizes mineral content, improving both process equipment longevity and water clarity. Precise dosing ensures removal of contaminants without adversely affecting downstream processes, making it critical for both municipal and manufacturing water purification.
Applications & Industries
Agricultural fertilizer supplementProvides magnesium and sulfur nutrients to soil, correcting deficiencies essential for plant growth and boosting crop yields when applied at recommended rates.
Water treatment and purificationUsed to precipitate unwanted impurities and balance mineral content in water systems, enhancing water quality and protecting equipment from scaling.
Pharmaceutical manufacturingActs as a raw material in producing medicinal magnesium salts utilized in various healthcare formulations requiring controlled magnesium content.
Laboratory reagent and analysisEmployed as a reagent due to its defined composition and solubility, facilitating quantitative chemical testing and standard calibrations.
Industrial chemical processingFunctions as an intermediate source of magnesium and sulfate ions for synthesizing other magnesium compounds and sulfate-based chemicals.
Textile dyeing and printingImproves dye fixation on fabrics by acting as a mordant, resulting in enhanced color fastness and uniformity in textile products.
Food industry additiveUsed as a firming agent and mineral supplement in food processing under regulated conditions to maintain product texture and nutritional value.
Paper manufacturingIncorporated in paper sizing processes to regulate pH and improve paper strength and surface properties.
Cosmetics formulationStabilizes cosmetic formulations and supplies magnesium, benefiting skin conditioning and product performance.
Animal feed supplementationSupplies essential magnesium and sulfur to livestock diets, promoting animal health and productivity.
Detergent formulationEmployed as a builder component improving cleaning efficiency and controlling water hardness in detergent products.
Concrete admixturesUsed to accelerate cement setting and enhance concrete strength by contributing magnesium ions influencing hydration kinetics.
Electroplating bathsActs as a source of magnesium sulfate in electrolyte solutions that stabilize plating bath composition and improve metal deposit quality.
Flame retardant formulationsServes as a nutrient and mineral additive in flame retardant chemicals that reduce combustibility of treated materials.
Environmental remediationApplied to soil and water systems to supply magnesium and sulfate, facilitating microbial degradation of pollutants and improving soil health.
AgricultureUtilized for soil amendment to supplement magnesium and sulfur, vital for crop nutrient management.
Water TreatmentApplied in purification plants to adjust mineral content and remove impurities from water sources.
PharmaceuticalsUsed in drug manufacturing processes requiring precise magnesium salt inputs.
Chemical ManufacturingServes as feedstock for producing magnesium-based chemicals in industrial synthesis.
Textile ProductionIncorporated in dyeing operations to improve color adherence and fabric quality.
Food ProcessingEmployed as an additive to maintain food texture and nutritional fortification.
Paper IndustryUsed in papermaking processes to control pH and enhance paper characteristics.
CosmeticsIncluded in formulations as a mineral source and stabilizer for skincare products.
Animal NutritionAdded to feed supplements providing essential minerals to livestock for better growth outcomes.
Detergent ManufacturingContributes as a builder to improve detergent effectiveness against hard water deposits.
ConstructionUsed in concrete admixtures to accelerate setting and improve strength development.
ElectroplatingIntegrated in plating baths to stabilize electrolyte properties and improve coating quality.
Fire Safety ChemicalsFormulates flame retardants enhancing the fire resistance of treated materials.
Environmental ServicesApplied in remediation strategies to improve soil and water conditions for pollutant degradation.
LaboratoriesUsed as a chemical reagent for analytical and research purposes requiring magnesium sulfate solutions.
Properties & Handling Notes
High Purity GradeSupplied with magnesium sulfate content typically exceeding 99%, suitable for industrial and agricultural applications requiring consistent quality.
Granular and Powder FormsAvailable in both granular and powdered forms enabling flexibility in handling and dissolution rates for varied process requirements.
Moisture Controlled PackagingPackaged to minimize moisture uptake preserving product flowability and preventing caking during storage and transportation.
Batch TraceabilityEach batch accompanied by documentation allowing traceability for quality assurance and regulatory compliance.
Certificate of Analysis AvailableCOAs issued with shipments provide detailed specification verification upon request to support procurement and quality control.
Bulk and Bag Packaging OptionsAvailable in bags suitable for smaller scale use and bulk delivery for large volume procurement needs.
Water SolubleHighly soluble in water allowing rapid dissolution for efficient utilization in liquid process streams and formulations.
Stable Under Normal ConditionsStable when stored in dry conditions at ambient temperature, retaining chemical composition over typical shelf life.
Neutral Odor and Non-ToxicOdorless and low toxicity making it safe for handling under recommended safety protocols.
Non-FlammableNon-combustible solid posing minimal fire hazard, facilitating safer storage and transport.
Compatible with Common Industrial EquipmentDoes not significantly corrode materials of construction used in standard industrial processing and handling equipment.
Standard Industrial GradeFormulated to meet industry typical specifications, enabling seamless integration into existing supply chains and processes.
Consistent Particle Size DistributionManufactured to consistent granule or powder size improving uniformity in dosing and mixing.
Efficient Dissolution RateDesigned for quick solubility improving processing efficiency in water-based applications.
Environmentally BenignDoes not contain heavy metals or harmful impurities minimizing environmental impact during use and disposal.
Corrects Soil DeficienciesProvides essential magnesium and sulfur nutrients leading to improved plant health and increased crop yields.
Enhances Water Treatment EfficiencyRemoves impurities and balances minerals, protecting equipment and ensuring compliant water quality.
Supports Pharmaceutical ProductionDelivers consistent raw material quality required for manufacturing effective medicinal magnesium formulations.
Reliable Analytical PerformanceStable reagent properties facilitate accurate and reproducible laboratory testing results.
Versatile Process IntermediateSupplies magnesium and sulfate ions for synthesizing diverse chemical products, reducing raw material complexity.
Improves Textile Color QualityEnhances dye fixation resulting in longer-lasting and more vibrant fabric coloration.
Maintains Food TextureActs as a firming agent preventing degradation and preserving expected food product qualities.
Strengthens Paper ProductsContributes to improved paper sizing and durability supporting printing and packaging applications.
Improves Cosmetic StabilityEnhances formulation stability and delivers beneficial minerals for skin care products.
Supports Animal HealthFulfills magnesium and sulfur requirements in feed, promoting livestock wellness and productivity.
Optimizes Detergent PerformanceImproves cleaning action and water softening in detergent formulations increasing user efficacy.
Accelerates Concrete SettingBoosts cement hydration allowing faster construction turnaround and enhanced structural properties.
Stabilizes Electroplating BathsEnsures consistent plating quality by maintaining electrolyte composition and process control.
Contributes to Fire ResistanceIncorporation into flame retardants reduces flammability improving safety of end products.
Aids Environmental RemediationSupports microbial activity and nutrient balance enabling efficient cleanup of contaminated sites.
Delivery Coverage Across Kenya’s Counties
Finstar is a leading supplier of industrial chemicals across Kenya’s counties. Magnesium Sulphate Heptahydrate is dispatched from our Nairobi Industrial Area warehouse to businesses nationwide — including Nairobi, Mombasa, Kisumu, and Nakuru counties — plus cross-border delivery to Uganda, Tanzania, and Rwanda. Towns we regularly supply include:
NairobiMombasaKisumuNakuruEldoretThikaRuiruKiambuMachakosNaivashaNyeriMeruKerichoKakamegaKitaleMalindiNanyukiAthi RiverVoiKilifi
Delivering to a different town or county? Request a quote and our logistics team will confirm delivery timelines to your location.
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