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E504 Magnesium carbonates, another important compound of magnesium, occurs naturally as magnesite,but the magnesium carbonate used in the United States is all synthetically manufactured.
E504 Magnesium carbonates's used in the pharmaceutical industry as an inert material: whenever you take a tablet, chances are, you're also taking magnesium carbonate.
E504 Magnesium carbonatess used as an inert binder to hold the actual particles of the drug together.
CAS Number: 546-93-0
Molecular Formula: CMgO3
Molecular Weight: 84.31
EINECS Number: 208-915-9
Synonyms: MAGNESIUM CARBONATE, 546-93-0, Magnesite, Magnesium carbonate anhydrous, Kimboshi, Magmaster, Apolda, Destab, Magfy, Carbonate magnesium, Carbonic acid, magnesium salt (1:1), Magnesium carbonate (1:1), GP 20 (carbonate), MA 70 (carbonate), Gold Star (carbonate), Stan-mag magnesium carbonate, Magnesium carbonate (MgCO3), DCI light magnesium carbonate, C.I. 77713, INS NO.504(i), Anhydrous magnesium carbonate, INS-504(i), Magnesium carbonate gold star, CI 77713, Light magnesium carbonate, Magnesium (as carbonate), Magnesium Carbonate Light, E-504(i), NSC-83511, DTXSID4049660, CHEBI:31793, 208-915-9, magnesium(II) carbonate, Mag carb, Mag carb arom, Mag carb co, Magnesium carbonicum 6, Humco Dewees Carminative, MgCO3·3H2O, DTXCID7029619, DTXSID001334797, 231-851-8, Carbonic acid, magnesium salt (1:1), hydrate, Hydrated normal magnesium carbonate, Magnesia Carbonica, Magnesium carbonate (1:1) hydrate, Magnesium carbonate (MgCO3) monohydrate, Magnesium carbonate, heavy, Magnesium carbonate, light, Renacidin component magnesium carbonate, 13717-00-5, magnesium;carbonate, Magnesite (Mg(CO3)), Hydromagnesite, 7757-69-9, MAGNESIUM CARBONATE, LIGHT AR, MFCD00064632, Magnesium(II) carbonate (1:1), Giobertite, Caswell No. 530, Magnesium carbonate [USAN], Australian magnesite, HSDB 211, CMgO3, EINECS 208-915-9, Magnesiumkarbonat, Magnesium carbonate - heavy, EC 208-915-9, Magnesium carbonate powder 1-5 micron, DB09481, E504, Q407931, carbonicacid, magnesiumsalt, Carbonicacid,magnesiumsalt(1:1), ci77713;DCI Light Magnesium Carbonate;dcilightmagnesiumcarbonate;barringtonite;C.I. 77713;c.i.77713
E504 Magnesium carbonates's also used in cosmetics, talcum powders, and the manufacture of soap because it can hold and carry a scent very effectively.
E504 Magnesium carbonates refers to a group of inorganic magnesium salts of carbonic acid, mainly including magnesium carbonate (MgCO₃) and basic hydrated forms such as magnesium hydroxycarbonate.
They are used as anti-caking agents, acidity regulators, and processing aids in food and industrial applications.
E504 Magnesium carbonates are also known as “magnesia” (light or heavy magnesium carbonate) in industrial contexts.
E504 Magnesium carbonates consist of magnesium ions (Mg²⁺) combined with carbonate (CO₃²⁻) or hydroxide-carbonate structures.
They are weakly alkaline and react slowly with acids to release carbon dioxide.
E504 Magnesium carbonates gives them buffering and neutralizing properties.
E504 Magnesium carbonates appear as a white, lightweight, odorless powder.
E504 Magnesium carbonates are practically insoluble in water but disperse well in mixtures.
They have a chalky texture.
E504 Magnesium carbonates act as an anti-caking agent in powdered foods, preventing clumping by absorbing moisture.
This improves flowability of powdered products.
This enhances handling and processing.
E504 Magnesium carbonates function as a mild acidity regulator, helping stabilize pH in food systems.
E504 Magnesium carbonates neutralize small amounts of acids.
This improves formulation stability.
E504 Magnesium carbonates have absorbent properties, allowing them to take up moisture and oils.
This helps maintain dryness in powdered formulations.
This improves product shelf life.
E504 Magnesium carbonates are thermally stable under normal conditions, but can decompose at high temperatures to form magnesium oxide and carbon dioxide.
This property is useful in some industrial applications.
This supports material processing.
E504 Magnesium carbonates are best described as white, mildly alkaline magnesium compounds used mainly as anti-caking agents, pH regulators, and moisture control agents in food and industrial systems.
E504 Magnesium carbonates also play an important role in preventing moisture-related spoilage in powdered food systems.
By absorbing water from the environment, they reduce stickiness and microbial-friendly conditions.
E504 Magnesium carbonates improves product stability.
E504 Magnesium carbonates are used in instant food mixes, such as soups, sauces, and dessert powders, where free-flowing texture is essential.
They ensure uniform mixing and easy dissolution.
This improves convenience and consistency.
In seasoning and spice blends, magnesium carbonate helps maintain separation of fine particles.
E504 Magnesium carbonates prevents hardening during long-term storage.
This improves usability.
E504 Magnesium carbonates are applied in dry beverage powders, where moisture control is critical for preventing premature clumping.
They help maintain product quality during transport and storage.
This improves shelf performance.
In nutritional supplement powders, magnesium carbonate may serve both as a carrier and a magnesium source.
E504 Magnesium carbonates helps stabilize active ingredients in dry formulations.
This improves formulation reliability.
E504 Magnesium carbonates are used in tableting and capsule production, where they act as flow aids and compression enhancers.
They improve powder handling during manufacturing.
E504 Magnesium carbonates improves production efficiency.
In food processing environments, E504 Magnesium carbonates is used as a processing aid to prevent sticking of ingredients during mixing and packaging.
Melting point: 990°C
Density: 3.050
refractive index: 1.717
solubility: Practically insoluble in water. It dissolves in dilute acids with effervescence.
form: Solid
color: White
Odor: at 100.00%. odorless
Water Solubility: g MgCO3/100g solution at CO2 pressure, kPa, 18°C: 3.5 (203), 4.28 (405), 5.90 (1010), 7.49 (1820), 7.49 (5670); at 0°C 8.58 (3445), at 60°C 5.56 (3445); soluble acids; insoluble alcohol [HAW93] [KIR81]
Stability: Hygroscopic
Cosmetics Ingredients Functions: COLORANT; ABSORBENT; BINDING; ANTICAKING; BULKING; OPACIFYING
Cosmetic Ingredient Review (CIR): Magnesium carbonate (546-93-0)
InChI: InChI=1S/CH2O3.Mg/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
InChIKey: ZLNQQNXFFQJAID-UHFFFAOYSA-L
SMILES: [Mg+2].C([O-])(=O)[O-]
LogP: -0.809 (est)
E504 Magnesium carbonates also provide flow improvement in powdered foods, preventing powders like spices, milk powders, and baking mixes from sticking together.
This ensures smooth dispensing and consistent dosing.
E504 Magnesium carbonates improves product usability.
E504 Magnesium carbonates are widely used in table salt and seasoning blends, where even small moisture exposure could cause clumping.
Magnesium carbonate helps maintain free-flowing texture.
This improves storage stability.
In food fortification systems, magnesium carbonate can act as a source of magnesium, an essential mineral.
E504 Magnesium carbonates contributes to dietary magnesium intake in some formulations.
This improves nutritional value.
E504 Magnesium carbonates have strong moisture adsorption capacity, which helps protect hygroscopic ingredients from humidity.
This reduces caking and degradation during storage.
E504 Magnesium carbonates improves shelf life.
In pharmaceutical tablet manufacturing, magnesium carbonates are used as processing aids and fillers.
E504 Magnesium carbonates improve powder compressibility and tablet stability.
This improves production quality.
E504 Magnesium carbonates are used in antacid formulations (historically and in some regions) due to their mild alkalinity.
They help neutralize excess stomach acid.
This improves digestive relief.
In cosmetic products, magnesium carbonate is used as a absorbent and texture enhancer, especially in powders.
E504 Magnesium carbonates helps control oil and moisture on the skin.
This improves product feel.
E504 Magnesium carbonates are applied in sports and climbing chalk, where magnesium carbonate is used to absorb sweat and improve grip.
It keeps hands dry during physical activity.
This improves performance and safety.
In rubber and plastic manufacturing, they act as a processing aid and filler, improving material stability.
E504 Magnesium carbonates help control viscosity and structure during production.
This improves industrial performance.
E504 Magnesium carbonates are also used in ceramics and refractory materials, where magnesium compounds contribute to heat resistance.
They support stable high-temperature behavior.
E504 Magnesium carbonates are used across food, pharmaceutical, cosmetic, sports, and industrial applications due to their anti-caking, moisture control, mild alkalinity, and stabilizing properties.
E504 Magnesium carbonates are also used in industrial filtration and purification systems, where their surface properties can assist in particle separation.
They help improve solid-liquid separation processes.
This improves process performance.
In fireproofing and insulation materials, magnesium compounds contribute to heat resistance and stability at high temperatures.
E504 Magnesium carbonates support the formation of magnesium oxide upon heating.
This improves material safety.
E504 Magnesium carbonates are generally chemically stable during storage, but can slowly react with strong acids or moisture over time.
Proper packaging prevents degradation.
E504 Magnesium carbonates are used mainly for anti-caking, moisture control, flow improvement, stabilization, and mild alkalinity regulation across food, pharmaceutical, cosmetic, and industrial systems, making them important multifunctional processing aids.
E504 Magnesium carbonates is a white, yellowish, grayish-white or brown crystalline solid or crystalline powder.
E504 Magnesium carbonates occurs in nature as the mineral magnesite and is an important source of elemental magnesium.
It can be produced artificially by the action of carbon dioxide on a variety of magnesium compounds.
E504 Magnesium carbonates is a flux.
It can be used to make matte, but too much can cause pinholes.
Cobalt will produce violet hues when combined with magnesium carbonate, and pink shades when combined with zinc.
E504 Magnesium carbonates occurs in nature in several minerals as hydrated, basic and double salts, as shown above.
The two principal minerals are magnesite, MgCO3 and dolomite, a double salt, CaCO3•MgCO3.
Both minerals are used as source materials in the production of magnesium metal.
Also, they are calcined to produce basic refractory bricks. Other applications of magnesium carbonate are in flooring, fireproofing and fire-extinguishing compositions; as a filler material and smoke suppressant in plastics; as a reinforcing agent in neoprene rubber; as a drying agent and for color retention in foods; in cos-metics; in dusting powder; and in toothpaste.
The high purity magnesium carbonate is used as an antacid in medicine; and as an additive to table salt.
Another important application of magnesium carbonate is as a starting material in producing a number of magnesium compounds.
Uses Of E504 Magnesium carbonates:
E504 Magnesium carbonates is used in Pharmaceutical units as a Magnesium Salt, Heat Insulator and Refractor, Antacid. Also used in Cosmetics, inks, glass, drying agent, color retention agent and etc.
Some applications of magnesiumcarbonate are uses in flooring, fireproofing and fire-extinguishing compositions; as a filler material and smoke suppressant in plastics; as a reinforcing agent in neoprene rubber; as a drying agent and for color retention in foods; in cosmetics.
E504 Magnesium carbonates is used as an antacid in medicine and as an additive to table salt.
Another important application of magnesium carbonate is as a starting material in producing a number of magnesium compounds.
E504 Magnesium carbonates is a white compound occurring in anhydrous and hydrated forms. It is used as a fertilizer and also for making magnesium oxide.
E504 Magnesium carbonates are mainly used in the food industry as anti-caking and flow agents.
E504 Magnesium carbonates prevent powdered foods from clumping and improve texture.
This makes products easier to handle and use.
In table salt and seasoning blends, magnesium carbonate keeps powders dry and free-flowing.
E504 Magnesium carbonates prevents moisture absorption and hardening during storage.
This improves shelf stability.
In spice mixes and powdered sauces, it ensures uniform mixing and prevents ingredient separation.
E504 Magnesium carbonates maintains consistent texture and dosing.
This improves product quality.
E504 Magnesium carbonates is used in instant food products, such as soup powders, baking mixes, and dessert mixes.
E504 Magnesium carbonates helps maintain dry, free-flowing consistency.
This improves convenience and usability.
In dry beverage powders, it prevents clumping caused by humidity.
E504 Magnesium carbonates ensures smooth dissolution when mixed with liquids.
This improves consumer experience.
E504 Magnesium carbonates is used in pharmaceutical tablet manufacturing, where it acts as a flow aid and processing agent.
It improves powder compressibility and handling.
This enhances production efficiency.
In dietary supplements, magnesium carbonate may serve as a magnesium source.
E504 Magnesium carbonates contributes to daily mineral intake.
This improves nutritional value.
In cosmetics and personal care products, it is used as an absorbent and texture modifier.
E504 Magnesium carbonates helps control oil and moisture in powders.
E504 Magnesium carbonates improves product performance.
In sports chalk (climbing and gymnastics), E504 Magnesium carbonates is used to absorb sweat and improve grip.
E504 Magnesium carbonates keeps hands dry during physical activity.
This improves safety and performance.
In industrial applications, it is used as a processing aid and filler in plastics, rubber, and ceramics.
It helps improve material stability and handling.
E504 Magnesium carbonates are used across food, pharmaceutical, cosmetic, sports, and industrial sectors mainly for their anti-caking, moisture absorption, flow improvement, and stabilizing properties.
E504 Magnesium carbonates are also used in food packaging and processing environments as indirect processing aids.
E504 Magnesium carbonates help maintain dry conditions in packaged powders during storage and transport.
This improves product integrity.
In bakery ingredient blends, magnesium carbonate ensures uniform distribution of fine powders like baking agents and sugars.
E504 Magnesium carbonates prevents ingredient stratification.
This improves baking consistency.
E504 Magnesium carbonates are used in functional food powders, where stability of active ingredients is important.
They reduce moisture-related degradation of sensitive compounds.
This improves product shelf life.
In protein powders and nutritional shakes, E504 Magnesium carbonates helps maintain a smooth, non-caking texture.
E504 Magnesium carbonates ensures easy scooping and mixing.
This improves user convenience.
E504 Magnesium carbonates are applied in coffee whitener and creamer powders, where flowability is essential for dosing accuracy.
They prevent hard lumps forming in humid environments.
This improves product performance.
In industrial drying systems, E504 Magnesium carbonates is used as a mild desiccant-like material in some formulations.
E504 Magnesium carbonates helps control residual moisture in mixtures.
This improves process stability.
In rubber and polymer production, it acts as a filler that improves mechanical properties and processing behavior.
E504 Magnesium carbonates enhances material consistency during manufacturing.
This improves product quality.
In ceramic and refractory applications, E504 Magnesium carbonates decomposes during heating to form magnesium oxide.
This contributes to heat-resistant material structures.
E504 Magnesium carbonates improves high-temperature performance.
In environmental applications, E504 Magnesium carbonates can help neutralize acidic waste streams in controlled systems.
E504 Magnesium carbonates reduces acidity before disposal or further treatment.
This improves environmental safety.
They are also used in laboratory and analytical chemistry, where they serve as mild alkaline reagents or drying agents in specific reactions.
They provide controlled chemical conditions.
E504 Magnesium carbonates are widely used for anti-caking, moisture control, flow improvement, stabilization, processing support, and material modification across food, pharmaceutical, industrial, and laboratory systems, making them versatile multifunctional additives.
Safety Profile Of E504 Magnesium carbonates:
E504 Magnesium carbonates is used as an excipient in oral solid-dosage pharmaceutical formulations and is generally regarded as an essentially nontoxic and nonirritant material.
However, the use of magnesium salts, such as E504 Magnesium carbonates, is contraindicated in patients with renal impairment.
In certain studies, E504 Magnesium carbonates has been shown to be an effective phosphate binder in short-term use for patients with chronic kidney disease, but the effects of long-term use require further study.
E504 Magnesium carbonates are generally regarded as low-toxicity, low-hazard compounds, especially in their approved food additive use.
E504 Magnesium carbonates are widely used as anti-caking agents and processing aids under regulated limits.
Most risks come from physical irritation rather than systemic toxicity.
The most common hazard is dust-related irritation.
Inhalation of fine magnesium carbonate powder may cause coughing, throat irritation, or mild respiratory discomfort.
E504 Magnesium carbonates is mainly an occupational exposure issue during handling.
Eye contact with the powder can cause mild mechanical irritation, such as redness or discomfort.
E504 Magnesium carbonates is not corrosive or chemically aggressive.
Rinsing with water usually resolves symptoms quickly.
Skin contact is generally non-irritating, but prolonged exposure in industrial settings may cause mild dryness.
Sensitive individuals may experience slight irritation.
This effect is uncommon.
Ingestion of normal food-level amounts is considered safe and non-toxic.
E504 Magnesium carbonates is poorly absorbed and mostly passes through the digestive system.
E504 Magnesium carbonates is approved for food use in many regions.
Very high intake may cause mild gastrointestinal effects, such as bloating or laxative-like effects.
This is due to magnesium’s osmotic activity in the gut.
E504 Magnesium carbonates is not considered carcinogenic, mutagenic, or toxic to reproduction based on current scientific evidence.
