Magnesium phosphate Mg₃(PO₄)₂ – Manufacturer and distributor
Magnesium phosphate Mg₃(PO₄)₂ – high purity, competitive price, 24-hour delivery. We are an experienced distributor of chemical raw materials, offering this compound in various grades: technical, pure, and pro analysis (p.a.), as well as in hydrated forms designed for industrial and laboratory applications.
Our product is designed for manufacturers of dietary supplements and pharmaceutical preparations, the food industry (additive E342), research and analytical laboratories, manufacturers of animal feed and mineral fertilizers, and companies seeking high-quality magnesium mineral salts for technical applications. We include a Certificate of Analysis (CoA), a Safety Data Sheet (SDS), and complete technical documentation with every shipment. We guarantee consistent quality across batches, competitive wholesale prices, and technical support.
Main applications: a source of magnesium ions and phosphates in dietary supplements and mineral preparations; food additive E342 (stabilizer, anti-caking agent); raw material for manufacturers of homeopathic preparations, raw material for the pharmaceutical and feed industries, use in the production of mineral fertilizers, and as a laboratory reagent.
Basic Specifications – Magnesium Phosphate Mg₃(PO₄)₂
Chemical formula, CAS number, and product form
| IUPAC name | Trimagnesium diphosphate |
|---|---|
| Chemical formula | Mg₃(PO₄)₂ |
| CAS number | 7757-87-1 (anhydrous), 10233-87-1 (hydrated) |
| EC number | 231-800-7 |
| Molar mass | 262.86 g/mol (anhydrous) |
| Appearance | White crystalline powder |
| Solubility in water | Practically insoluble (~0.025 g/100 mL, 25°C) |
| pH (10% suspension in water) | 7.5–9.0 |
| Bulk density | 400–700 kg/m³ (depending on form and particle size) |
| Particle size (d50) | Available upon request – typically <100 µm |
| Loss on drying (LOD) | ≤ 2.0% (anhydrous form), according to CoA |
| Thermal stability | Decomposition above 1180°C |
Detailed parameters for a specific batch are available in the Certificate of Analysis (CoA).
Available purities and packaging
We offer magnesium phosphate in the following purities: technical, pure, and pro analysi (p.a.). The product is available in packaging ranging from 1 kg (laboratory samples) to big bags and bulk shipments for industrial customers. Deliveries in packaging customized to customer requirements are also possible.
B2B Terms of Cooperation – Wholesale Magnesium Phosphate
We work with both large manufacturing companies and smaller laboratories or firms seeking regular supplies of chemical raw materials. We offer flexible commercial terms, short lead times, and a dedicated account manager.
Why work with us?
- Orders starting at 1 kg – deliveries throughout Poland and the entire EU
- Wholesale prices – discounts for larger volumes
- Certified quality—each batch comes with a Certificate of Analysis (CoA) and a LOT number
- Fast shipping—orders fulfilled within 24–48 hours of order confirmation
- Framework agreements – recurring deliveries for 6–12 months
- Technical support – assistance with product selection and dosage
- Flexible payment options – trade credit for regular customers
- Complete documentation – SDS, CoA, and instructions for use
Do you need magnesium phosphate?
Contact us!
Ask about current prices, availability, and wholesale discounts. We’ll respond within 24 hours.
Magnesium phosphate – price and pricing factors
The price of magnesium phosphate depends on several key factors: the selected product purity (technical, pure, p.a.), the order volume, the product form (anhydrous or hydrated), and current market conditions for mineral raw materials. We offer preferential pricing and volume discounts to our regular customers.
Order a sample or request a wholesale quote
Contact our sales department to receive a current price quote, a sample for testing, or technical documentation for the product.
What is magnesium phosphate?
Definition, chemical formula, and magnesium mineral salts
Magnesium phosphate is an inorganic chemical compound belonging to the group of mineral salts, formed by the combination of magnesium and phosphoric acid. Its chemical formula is Mg₃(PO₄)₂, and it is commercially available in both anhydrous and hydrated forms—most commonly as a trihydrate or pentahydrate. It is one of the most important magnesium mineral compounds used in industry, food, and pharmaceuticals.
In nature, magnesium phosphate occurs in minerals such as bobierrite, where it is a natural component of phosphate rocks. As a chemical raw material, it is characterized by high thermal stability, low solubility in water, and good compatibility with other mineral components.
Magnesium Phosphate vs. Other Mineral Salts—Magnesium in Various Forms
In industry and supplementation, magnesium occurs in many forms of mineral salts—as citrate, carbonate, oxide, chloride, or phosphate. Magnesium phosphate is unique in that it simultaneously provides magnesium and phosphate ions, making it a particularly interesting raw material for manufacturers of mineral supplements and the food industry. Compared to magnesium citrate, it has lower water solubility but higher stability in solid form, which is important in the production of tablets, powders, and mineral feeds.
Physicochemical Properties of Magnesium Phosphate
Appearance, solubility, and stability
Magnesium phosphate in its anhydrous form is a white, crystalline powder with a neutral odor. It is practically insoluble in water (solubility of approximately 0.025 g/100 mL at 25°C), but it dissolves in dilute mineral acids. Hydrated forms may exhibit slightly higher hygroscopicity; therefore, the product should be stored in tightly sealed containers, away from moisture.
The compound exhibits high thermal stability—decomposition occurs only above 1180°C, making it a useful raw material in processes requiring resistance to high temperatures.
Chemical Reactivity and Characteristic Reactions
Magnesium phosphate reacts with strong acids to form soluble magnesium salts and release phosphoric acid. It remains stable in an alkaline environment. It exhibits neither oxidizing nor reducing properties, making it safe to store alongside most chemical raw materials.
Applications of magnesium phosphate
Food industry – additive E342, stabilizer, anti-caking agent
In the food industry, magnesium phosphate is designated as E342, an approved food additive. It functions as an anti-caking agent in food powders, loose mineral mixtures, and animal feed. It is also used as an acidity regulator and stabilizer in certain categories of food products, in accordance with EU regulations.
Dietary supplements and magnesium-containing preparations—the role of magnesium ions
Magnesium phosphate is a raw material used by dietary supplement manufacturers as a source of both magnesium ions and phosphate ions in a single ingredient. Magnesium plays a key role in the proper functioning of the nervous, muscular, and cardiovascular systems, and its deficiency manifests itself, among other things, in muscle cramps, excessive nervous excitability, and energy metabolism disorders. Magnesium phosphate, as a pharmaceutical raw material, is used in the production of tablets, capsules, and mineral powders.
Use in Homeopathy
Magnesium phosphate is used by manufacturers of homeopathic preparations as a raw material for producing products in accordance with their own formulations and manufacturing procedures. We supply it exclusively as a chemical raw material—we do not provide advice on therapeutic applications nor do we make any health claims. Any health claims are the responsibility of the end manufacturer and are subject to the regulations applicable to the specific product category.
Other Industrial Applications
Magnesium phosphate is also used as an ingredient in mineral fertilizers that enrich the soil with magnesium and phosphorus, a raw material in the production of refractory and ceramic materials, a component of mineral animal feed, and a laboratory reagent in analytical testing and chemical syntheses.
Do you need this product?
Contact us!
Ask about current prices, availability, and wholesale discounts. We’ll respond within 24 hours.
Magnesium Phosphate and Magnesium Deficiency
Symptoms of deficiency—muscle cramps, nervous system, metabolism
Magnesium is one of the most important minerals essential for the proper functioning of the body. Its deficiency manifests primarily as muscle cramps and tremors, excessive nervous system excitability, heart rhythm disturbances, chronic fatigue, and energy metabolism disorders—since magnesium is involved in ATP production. Magnesium phosphate, as a raw material for the pharmaceutical and dietary supplement industries, allows manufacturers to create formulations that simultaneously address deficiencies in both magnesium and phosphate.
Magnesium phosphate vs. other forms—magnesium versus calcium and potassium phosphate
The choice of magnesium form is of significant importance to manufacturers of supplements and mineral preparations. Magnesium phosphate provides both magnesium and phosphates, which distinguishes it from magnesium citrate or magnesium oxide. In the context of minerals, it is worth comparing it with calcium phosphate (a source of calcium and phosphates) and potassium phosphate (a source of potassium and phosphates)—each of these raw materials has different applications and a distinct mineral profile, and their selection depends on the specific characteristics of the formulation being produced.
Safety and Storage
Classification and Precautions
Magnesium phosphate in its technical and pure form is not classified as a hazardous substance in accordance with Regulation (EC) No. 1272/2008 of the European Parliament and of the Council (CLP/GHS). No hazard statements (H-phrases) or precautionary statements (P-phrases) have been assigned to it for standard industrial uses. When working with product dust, it is recommended to use personal protective equipment—a dust mask (FFP2) and safety goggles—in accordance with applicable occupational safety and health regulations. The full classification is available in the Safety Data Sheet (SDS) included with each shipment.
Storage and Disposal
The product should be stored in tightly sealed containers in a dry and cool place, away from sources of moisture and strongly acidic substances. The shelf life under proper storage conditions is at least 2 years from the date of manufacture. Dispose of in accordance with local regulations regarding chemical waste—detailed information is provided in the Safety Data Sheet (SDS) included with each shipment.
Technical Documentation
Safety Data Sheet (SDS), CAS and EC Numbers
We include complete technical documentation with every shipment of magnesium phosphate: a Safety Data Sheet (SDS) compliant with the REACH Regulation, a Certificate of Analysis (CoA) confirming the purity and specifications of the product from a given batch, a product label, and—upon request—documentation of compliance with food or pharmaceutical standards.
Certificates and Quality Standards
Our magnesium phosphate is available in grades that meet the requirements of the FCC (Food Chemicals Codex), Ph. Eur. (European Pharmacopoeia), and technical standards. Detailed information on the available certificates and standards for a specific product batch is provided upon request.
Do you need this product?
Contact us!
Ask about current prices, availability, and wholesale discounts. We’ll respond within 24 hours.
Frequently Asked Questions (FAQ)
What is magnesium phosphate and what is it used for?
Magnesium phosphate (Mg₃(PO₄)₂) is an inorganic mineral salt formed by the combination of magnesium and phosphoric acid. It occurs in both anhydrous and hydrated forms. It is used as a chemical raw material in many industries: food (additive E342—an anti-caking agent and stabilizer), pharmaceuticals, dietary supplements, and animal feed.
It provides both magnesium and phosphate ions, making it a versatile mineral component. It is also used as a laboratory reagent in analytical testing and chemical syntheses.
What is the difference between magnesium phosphate and a magnesium supplement?
Magnesium phosphate, as a chemical raw material, is a substance in technical or pure form intended for manufacturers and industry—it is not a product ready for direct consumption by consumers.
A magnesium supplement, on the other hand, is a finished consumer product containing a specific form of magnesium (e.g., phosphate, citrate, or oxide) in doses tailored to daily requirements. Elpolap offers raw materials to supplement manufacturers, pharmaceutical companies, and laboratories—we do not sell ready-to-use consumer products intended for direct supplementation.
Is magnesium phosphate a homeopathic mineral?
Magnesium phosphate is known in homeopathy as Magnesia phosphorica and belongs to the group of 12 Schuessler salts used by manufacturers of homeopathic preparations.
As a manufacturer and distributor of chemical raw materials, we supply magnesium phosphate to companies specializing in the production of such preparations, in accordance with their own formulations and manufacturing procedures. We do not make any health claims regarding homeopathic uses—all such claims are the responsibility of the end manufacturer and are subject to applicable legal regulations.
Which mineral salts contain magnesium?
In industry and supplementation, magnesium occurs in many forms of mineral salts, which differ in solubility, bioavailability, and industrial applications.
The most common of these are: magnesium phosphate, magnesium citrate, magnesium carbonate, magnesium oxide, magnesium chloride, magnesium sulfate (Epsom salt), and magnesium lactate. Magnesium phosphate stands out from other forms in that it provides both magnesium and phosphates, making it a particularly useful raw material in the production of mineral fertilizers, animal feed, and pharmaceutical preparations that require both of these elements.
Which company produces magnesium phosphate?
Magnesium phosphate is produced and distributed by Elpolap—an experienced manufacturer and distributor of chemical raw materials operating on the Polish and European markets.
We offer magnesium phosphate in various grades: technical, pure, and pro analysi (p.a.), in packaging ranging from laboratory samples to bulk shipments. We include a certificate of analysis (CoA), a safety data sheet (SDS), and complete technical documentation with every shipment. Contact us to receive our current wholesale offer.
What role does magnesium phosphate play in agriculture?
In agriculture, magnesium phosphate serves as a mineral fertilizer that provides plants with two key macronutrients: magnesium and phosphorus.
Magnesium is essential for chlorophyll production and proper photosynthesis, while phosphorus supports root system development and the plant’s energy processes. Magnesium phosphate is used as a component of compound fertilizers and mineral blends intended for crops that require the replenishment of deficiencies in these elements in the soil.
Where can you buy magnesium phosphate in Poland?
Magnesium phosphate in Poland can be purchased directly from Elpolap—a manufacturer and distributor of chemical raw materials with many years of experience.
We offer deliveries throughout Poland and Europe in various grades: technical, pure, and pro analysi (p.a.), in packaging tailored to customer needs—from laboratory samples to bulk shipments. We include a Certificate of Analysis (CoA) and a Safety Data Sheet (SDS) with every order. Contact us via the form on our website to receive a current quote.
How to order magnesium phosphate in bulk?
To place a wholesale order for magnesium phosphate, contact Elpolap’s sales department via the contact form on our website, by email, or by phone.
Based on the specified volume, required purity, and delivery frequency, we will prepare a customized price quote. For new customers, we offer technical samples along with full documentation—a certificate of analysis (CoA) and a safety data sheet (SDS). We respond to inquiries within 24 hours on business days and provide technical support at every stage of our partnership.
Contact us for a quote
We accept requests for quotes via the form on our website, email, and phone. We respond within 24 hours on business days.
Order a sample and receive a wholesale quote
Phone:
724 967 482
Email:
kontakt@elpolap.com.pl
Address:
Nowa Wieś Królewska 46,
62-304 Nowa Wieś Królewska
Business hours:
Monday–Friday: 8:00 a.m.–4:00 p.m.
Sales Department Hours: Monday – Friday, 8:00 a.m. – 4:00 p.m.
We respond to inquiries within 24 business hours.
This information is for technical and sales purposes only. It does not constitute an offer within the meaning of the Civil Code. All specifications and technical data are subject to change without prior notice.