Pakistan's Leading
Magnesium Sulphate
Supplier & Distributor
MgSO₄ · 7H₂O · CAS 10034-99-8
Certified Magnesium Sulphate Heptahydrate (Epsom Salt) and Anhydrous grades — bulk supply to Pakistan's textile mills, fertilizer manufacturers, pharmaceutical producers, water treatment plants, and agricultural input companies. High purity. Consistent supply. Competitive pricing with full COA documentation.
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Our team will contact you at Info@thechemicalhouse.comThe Most Versatile Salt in
Pakistan's Industrial Chemistry
Magnesium Sulphate — chemical formula MgSO₄ — is one of the most industrially important inorganic salts in the world, known commercially as Epsom Salt in its heptahydrate form (MgSO₄·7H₂O). It is a white, crystalline, odourless powder that is highly soluble in water, making it ideal for direct application, solution preparation, and process use across an extraordinary range of industries.
At The Chemical House, we supply both the heptahydrate grade (MgSO₄·7H₂O — the standard Epsom Salt form, most widely used in agriculture, textile, pharma, and food applications) and the anhydrous grade (MgSO₄ — the dehydrated form used as a laboratory desiccant, in chemical synthesis, and in industrial processes requiring the dry salt). Every batch is sourced from verified international manufacturers with Certificate of Analysis confirming purity, moisture content, heavy metals, and pH.
Pakistan's textile industry alone consumes enormous quantities of Magnesium Sulphate annually as a dyeing auxiliary and electrolyte in reactive dyeing of cotton. Its agricultural applications for correcting magnesium and sulphur deficiencies in Punjab and Sindh soils represent a massive and growing demand base. The Chemical House has built its Magnesium Sulphate supply infrastructure to serve both sectors reliably, with standing stock in Lahore and the ability to handle everything from a 25 kg trial bag to a full container load.
Seven Industries Where MgSO₄
Is Absolutely Indispensable
Magnesium Sulphate is not a niche specialty chemical. It is a high-volume industrial raw material that Pakistan's most critical manufacturing sectors cannot operate without. Here is where it delivers the most measurable impact:
Textile & Reactive Dyeing Industry — Pakistan's Largest Sector Consumer
In Pakistan's dominant textile industry, Magnesium Sulphate is used as an electrolyte in the reactive dyeing of cotton and cellulosic fibres. It promotes dye exhaustion — causing the negatively charged reactive dye molecules to overcome their natural repulsion from the negatively charged cotton fibre surface and bond more completely with the fabric. Higher MgSO₄ concentration means better dye uptake, more consistent colour, and lower dye concentration required — directly reducing raw material cost per batch. It also acts as a finishing agent in fabric sizing, as a weighting agent in silk processing, and as a mordant in certain dyeing applications. For textile mills running continuous dyeing operations in Faisalabad, Lahore, and Karachi, Magnesium Sulphate is not an optional auxiliary — it is a production-critical consumable.
Agriculture & Crop Nutrition — Sulphur & Magnesium Deficiency Correction
Magnesium is the central atom in the chlorophyll molecule — without adequate magnesium, plants cannot perform photosynthesis. Sulphur is essential for amino acid synthesis, enzyme activity, and protein formation. Pakistan's intensively farmed soils — particularly in Punjab and Sindh — are increasingly deficient in both nutrients due to the widespread adoption of sulphur-free urea and DAP fertilizers over three decades. Magnesium Sulphate is the fastest-acting, most bioavailable correction for both deficiencies simultaneously — it can be applied as a soil drench, dissolved in irrigation water, or applied as a foliar spray directly onto crop leaves for rapid uptake. Combined with elemental Sulphur, it forms a complete nutrient correction programme for deficient fields.
Pharmaceutical & Medical Applications
Pharmaceutical-grade Magnesium Sulphate is classified as an essential medicine by the WHO and is used intravenously in hospital settings for the prevention and treatment of eclampsia and pre-eclampsia in pregnant women — one of the leading causes of maternal mortality in Pakistan. It is also used as an oral laxative and cathartic agent, as an anticonvulsant in the management of severe asthma and barium poisoning, and as an electrolyte replenisher in hypomagnesaemia. In pharmaceutical manufacturing, it serves as a desiccant, tablet excipient, and process chemical. Pakistan's growing pharmaceutical sector demands pharmaceutical-grade MgSO₄ with full pharmacopoeia compliance (USP/BP standards).
Food Processing & Food Additive (E518)
Approved globally as food additive E518, Magnesium Sulphate is used in food processing as a firmness agent in tofu and soy products, as a nutrient supplement in fortified foods, as a brewing mineral in craft beer production (contributing to water hardness and flavour profile), and as a dough conditioner in commercial baking. In Pakistan's food manufacturing sector, food-grade MgSO₄ is increasingly used as an economical magnesium fortification ingredient in functional food products. All food-grade supply from The Chemical House meets food-safe specifications with appropriate PSQCA-aligned documentation.
Water Treatment & Environmental Applications
Magnesium Sulphate plays multiple roles in water treatment — as a coagulation aid when used alongside Aluminium Sulphate in turbid water treatment, as a pH buffering agent in biological wastewater treatment systems, and as a nutrient supplement in activated sludge processes where magnesium supports microbial metabolic activity. In swimming pool water chemistry, it is used to raise total dissolved solids and improve water feel. Its high water solubility and non-toxic profile make it a preferred choice for applications where chemical safety and environmental compliance are critical.
Chemical Manufacturing & Laboratory Use
Anhydrous Magnesium Sulphate is a standard drying agent (desiccant) for organic solvents in chemical synthesis laboratories and industrial chemical processing — it removes residual water from organic solutions after aqueous workup, leaving the organic layer dry and ready for the next synthesis step. It is also used in the production of rayon and viscose fibres (essential in the spin bath), in paper pulp processing as a stabiliser in alkaline bleaching, in cement formulations to control setting time, and as a raw material in the production of magnesium oxide and other magnesium compounds.
Cosmetics, Wellness & Livestock Nutrition
Epsom Salt (MgSO₄·7H₂O) is globally synonymous with relaxation and wellness. Bath salts, foot soaks, body scrubs, and muscle recovery products containing Magnesium Sulphate represent a growing market segment in Pakistan's personal care industry. In livestock nutrition, Magnesium Sulphate is used as a mineral supplement to prevent hypomagnesaemia (grass staggers) in dairy cattle, to maintain electrolyte balance in poultry, and as a therapeutic laxative in large animals. Pakistan's dairy and poultry sectors represent a significant and consistent demand channel for high-purity MgSO₄.
Why Pakistan's Crops Urgently
Need Magnesium Sulphate
Pakistani soil scientists have documented increasing magnesium and sulphur deficiencies across Punjab and Sindh's most intensively cropped land. The root cause: the large-scale shift from ammonium sulphate (which supplied both N and S) to urea and DAP (which supply no sulphur and no magnesium) has progressively depleted these two nutrients from the soil bank over 30 years. The consequence is measurable yield loss across Pakistan's most important food and export crops.
Magnesium Sulphate is the single fastest-acting correction for both deficiencies — it provides immediately plant-available magnesium and sulphate-sulphur in one product, in one application. As a foliar spray on deficient crops, visible greening and recovery can occur within 10–14 days. As a soil drench or fertigated through irrigation, it corrects the root-zone chemistry before peak crop demand begins. No other fertilizer input delivers both nutrients simultaneously with this level of speed and bioavailability.
Wheat & Rice — Grain Protein & Yield
Magnesium deficiency causes interveinal chlorosis on older leaves and reduced grain fill. MgSO₄ foliar spray at tillering corrects deficiency and improves grain protein content — directly impacting flour quality and market value on 9+ million hectares.
Cotton — Fibre Quality & Boll Development
Sulphur from MgSO₄ is essential for amino acid synthesis in cotton fibre proteins. Magnesium supports boll development and sucrose transport to developing bolls. Correction at squaring stage can increase lint yield and fibre length — critical for Pakistan's textile export value chain.
Vegetables — Tomatoes, Peppers & Potatoes
MgSO₄ as a foliar spray (1–2% solution) is one of the most widely used practices in global vegetable production. Tomatoes and peppers are especially sensitive to magnesium deficiency — interveinal chlorosis reduces photosynthetic area and directly limits fruit size, yield, and marketability.
Sugarcane — Sucrose Content & Cane Weight
Magnesium is directly involved in sucrose synthesis pathways in sugarcane. MgSO₄ application in sulphur-deficient Sindh cane fields improves juice extraction rate and sucrose per tonne — translating directly into higher mill payment per tonne of cane.
Onion, Garlic & Mustard — Flavour Compounds
Sulphur from MgSO₄ is the building block of the organosulphur flavour compounds (allicin in garlic, thiosulfinates in onion) that give these crops their pungency and market value. Sulphur-deficient crops produce odourless, tasteless produce with drastically reduced market price.
When MgSO₄ Quality Directly Affects
Your Process or Your Crop
Magnesium Sulphate is a commodity — but only when quality and documentation are consistent. The Chemical House supplies certified-grade MgSO₄ with the documentation and supply reliability that industrial buyers and agricultural distributors actually need.
Certified 99.5%+ Purity With Full COA
Every batch is supplied with a Certificate of Analysis confirming MgSO₄ content, moisture, water-insoluble residue, heavy metals (lead, arsenic), pH, and appearance. Your QC team gets complete documentation from day one — no missing data, no chasing paperwork.
Both Heptahydrate & Anhydrous In Stock
Heptahydrate (Epsom Salt) for textile, agriculture, pharma, and food applications. Anhydrous grade for laboratory desiccation, chemical manufacturing, and industrial processes requiring the dry salt. Both grades available from our Lahore facility — ready to dispatch.
Competitive MgSO₄ Price in Pakistan
Our Magnesium Sulphate price in Pakistan is market-aligned and structured for genuine wholesale value. We offer volume discounts for bulk buyers and preferential contract pricing for regular monthly supply agreements. Request a formal quote — no obligation, same-day response.
Bulk Supply Nationwide — Lahore to Karachi
25 kg bags through to bulk metric tonne quantities, delivered to textile mills in Faisalabad, fertilizer distributors in Lahore, pharmaceutical manufacturers in Karachi, and agricultural input companies across Punjab and Sindh. Check our Ex Stock page for immediate availability.
Grade-Specific Technical Guidance
Textile MgSO₄ dosing for reactive dyeing? Agricultural foliar spray concentration for deficiency correction? Pharma-grade USP compliance documentation? Our team provides free technical guidance on the right grade, concentration, and application method for your specific process before you order.
Complete Chemical Portfolio — One Supplier
Beyond MgSO₄, we supply Sulphur, Sodium Sulphate Anhydrous, Aluminium Sulphate, Sulphuric Acid, Calcium Carbonate, and 10+ more — one trusted supplier for your entire chemical procurement list.
Ready to confirm availability or request a formal quotation?
Contact The Chemical House →Heptahydrate vs Anhydrous —
Which Grade Does Your Process Need?
Ordering the wrong grade of Magnesium Sulphate can cause formulation failures, incorrect dosing, and wasted cost. Here is a clear side-by-side comparison:
Heptahydrate — MgSO₄·7H₂O
Epsom Salt · Most Widely UsedAnhydrous — MgSO₄
Dry Grade · Industrial & Lab UseStill unsure which grade your process requires? Contact our team — we'll advise you at no charge before you commit to an order.
Pakistan's Most Searched Questions
About Magnesium Sulphate — Answered
These are the questions textile procurement managers, agricultural input distributors, pharmaceutical buyers, and industrial chemical purchasers ask us most before placing their first Magnesium Sulphate order.
Direct answers. No marketing fluff. Based on real product knowledge from years of supplying MgSO₄ across Pakistan's most demanding industrial sectors.
Ask Our Team →What is the price of Magnesium Sulphate in Pakistan?+
The price of Magnesium Sulphate in Pakistan depends on grade (heptahydrate vs anhydrous), order volume, packaging format, and current import market conditions. Prices fluctuate with international freight and raw material costs. The Chemical House offers competitive, transparent pricing for both small orders and bulk contracts — with volume discounts for buyers purchasing in metric tonne quantities. Contact our sales team directly for the most accurate current quote for your specific grade, quantity, and delivery location in Lahore, Karachi, Faisalabad, or anywhere in Pakistan.
What is Magnesium Sulphate used for in the textile industry?+
In Pakistan's textile industry, Magnesium Sulphate (MgSO₄) is used as an electrolyte in reactive dyeing of cotton. It reduces the electrostatic repulsion between the negatively charged reactive dye and the negatively charged cotton fibre — allowing more dye to migrate to and bond with the fibre. This improves dye exhaustion (more dye uptake per gram of dye used), produces more consistent, level dyeing, and reduces the total dye quantity required per batch — directly cutting raw material cost. It is also used in silk weighting, as a sizing auxiliary, and in fabric finishing. Textile-grade MgSO₄ heptahydrate is the standard form used in Pakistan's dyeing operations.
Is Magnesium Sulphate good for crops and agriculture in Pakistan?+
Yes — Magnesium Sulphate is one of the most effective and fast-acting fertilizer inputs for correcting magnesium and sulphur deficiencies in Pakistan's agricultural soils. It can be applied as a soil drench (dissolved in irrigation water), as a granular soil application, or — most powerfully — as a foliar spray (1–2% solution sprayed directly onto crop leaves) where visible deficiency correction occurs within 10–14 days. It is particularly effective for wheat, cotton, vegetables (tomatoes, peppers), sugarcane, and fruit crops. Combine with elemental Sulphur for complete macronutrient deficiency correction.
What is the difference between Magnesium Sulphate Heptahydrate and Anhydrous?+
Heptahydrate (MgSO₄·7H₂O) — also called Epsom Salt — contains 7 molecules of water per formula unit (about 51% water by mass). It forms as distinct white crystals, is easy to handle, dissolves readily in water, and is the standard grade for textile dyeing, agricultural foliar application, pharma, food, and general industrial use. Anhydrous (MgSO₄) contains no water — it is produced by dehydrating the heptahydrate. It is a fine white powder that is highly hygroscopic (absorbs moisture from air rapidly), so it must be stored sealed. It is used as a desiccant in chemical labs, in specific industrial chemical processes, and where precise dosing of pure MgSO₄ by mass is required. The Chemical House supplies both grades with full COA documentation.
Can I buy Magnesium Sulphate in bulk in Lahore with COA?+
Yes. The Chemical House maintains ready stock of Magnesium Sulphate in Lahore — both heptahydrate and anhydrous grades — available for immediate dispatch in 25 kg bags through to full metric tonne orders. All orders are supplied with a Certificate of Analysis confirming purity, moisture, heavy metals, and pH. We supply textile mills, pharmaceutical manufacturers, fertilizer distributors, agricultural input companies, and chemical traders across Pakistan with consistent, documented bulk supply. Visit our Ex Stock page for current availability or submit an indenting enquiry for forward supply contracts.
What is Epsom Salt and is it the same as Magnesium Sulphate?+
Yes — Epsom Salt is the common name for Magnesium Sulphate Heptahydrate (MgSO₄·7H₂O). The name comes from the town of Epsom in Surrey, England, where the compound was first extracted from spring water in the 17th century. In industrial and agricultural contexts, it is always referred to as Magnesium Sulphate. In wellness, personal care, and retail contexts, the same compound is sold as Epsom Salt. The Chemical House supplies industrial-grade heptahydrate suitable for textile, agricultural, and pharmaceutical applications — not retail wellness packaging. For bulk industrial Epsom Salt / Magnesium Sulphate supply in Pakistan, contact our sales team for current pricing and availability.
Your Industry Runs on
Magnesium Sulphate.
Run It on the Best.
Certified 99.5%+ purity MgSO₄ — heptahydrate and anhydrous grades in stock. Bulk supply with full COA. Delivered to your facility anywhere in Pakistan from our Lahore warehouse.
© 2024 The Chemical House — 23-M Sheikh Plaza, Model Town, Lahore, Pakistan
📞 +92 300 8408471 | ✉️ Info@thechemicalhouse.com
