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E511 Magnesium chloride is a mineral supplement used to prevent and treat low amounts of magnesium in the blood and a versatile compound with a number of uses in food preparation, health and personal well-being areas.
E511 Magnesium chloride is also used in road care, to synthesize other magnesium compounds, to remove dyes and industrial dye wastes, for the dust control, in the textile production, and as an industrial dye and dye waste remover.
E511 Magnesium chloride is used as catalyst for organic synthesis, e.g. 3,4‐Dihydropyrimidin‐2‐(1H)‐one.
CAS Number: 7791-18-6
Molecular Formula: Cl2H12MgO6
Molecular Weight: 203.3
EINECS Number: 616-575-1
Synonyms: E511 Magnesium chloride, Hexahydrate. USP/FCC;E511 Magnesium chloride HEXAHYDRATE BIOXT;E511 Magnesium chloride hexahydrate for analysis EMSURE ACS,ISO,Reag. Ph Eur;E511 Magnesium chloride HEXAHYDRATE*CELL;E511 Magnesium chloride HEXAHYDRATE, FOR;E511 Magnesium chloride hexahydrateACS reagent, 99.0-102.0% (Titration);E511 Magnesium chloride hexahydrateAnalytical Reagent Grade, ≥ 99.0% (Assay);E511 Magnesium chloride hexahydrate, 99.999% trace metals basis
E511 Magnesium chloride is also a promising heat/thermal storage material.
E511 Magnesium chloride is an inorganic magnesium salt of hydrochloric acid with the chemical formula MgCl₂.
E511 Magnesium chloride is used as a firming agent, coagulant, electrolyte source, and processing aid in food, pharmaceutical, and industrial applications.
It is highly soluble in water and naturally occurs in seawater and mineral brines.
Chemically, E511 Magnesium chloride consists of magnesium ions (Mg²⁺) and chloride ions (Cl⁻).
E511 Magnesium chloride dissociates completely in water, producing an ionic solution.
This gives it strong conductivity and reactivity.
E511 Magnesium chloride appears as a white or colorless crystalline solid, flakes, or pellets.
E511 Magnesium chloride is hygroscopic, meaning it absorbs moisture from the air.
It dissolves easily in water and may feel slightly salty or bitter.
E511 Magnesium chloride acts as a firming agent in food products, helping maintain texture in vegetables and tofu.
It strengthens plant and protein structures.
This improves firmness and stability.
E511 Magnesium chloride functions as a coagulant in food processing, especially in soy-based products like tofu.
It helps proteins solidify and form structured curds.
This improves food production efficiency.
E511 Magnesium chloride is used as an electrolyte source, providing magnesium ions in food and beverages.
These ions support mineral balance in formulations.
E511 Magnesium chloride improves nutritional value.
E511 Magnesium chloride also acts as a stabilizer and processing aid, helping control texture and consistency in certain food systems.
It supports controlled processing conditions.
E511 Magnesium chloride improves product quality.
E511 Magnesium chloride is best described as a highly soluble magnesium salt used for firming, coagulation, electrolyte supply, and stabilization in food and industrial applications due to its strong ionic and hygroscopic properties.
E511 Magnesium chloride also contributes to electrolyte balance in functional foods and medical nutrition products.
It supplies magnesium, an essential mineral for nerve and muscle function.
E511 Magnesium chloride is used in sports nutrition and recovery drinks, where magnesium helps support muscle function and hydration balance.
It works alongside sodium and potassium in electrolyte systems.
E511 Magnesium chloride improves physical performance support.
In fermentation and brewing processes, E511 Magnesium chloride can act as a mineral source for yeast activity.
E511 Magnesium chloride helps support controlled fermentation reactions.
This improves process stability.
E511 Magnesium chloride is used in food brining systems, especially for pickled vegetables and olives.
It influences flavor and texture through ionic balance.
E511 Magnesium chloride improves product consistency.
In protein processing systems, it helps modify protein solubility and aggregation behavior.
This is important in plant-based meat and soy products.
E511 Magnesium chloride improves texture development.
E511 Magnesium chloride is applied in aquaculture and water conditioning, where magnesium levels are adjusted for aquatic organism health.
It helps maintain balanced mineral composition in water systems.
E511 Magnesium chloride improves environmental stability.
In industrial refrigeration brines, E511 Magnesium chloride is used to lower freezing points of cooling solutions.
E511 Magnesium chloride enables efficient heat transfer in closed systems.
E511 Magnesium chloride improves cooling performance.
E511 Magnesium chloride is used in fire-resistant and construction materials, especially magnesium-based cement systems.
It helps form strong, heat-resistant structures when combined with magnesium oxide.
E511 Magnesium chloride improves material durability.
In chemical manufacturing, E511 Magnesium chloride is a source for producing metallic magnesium and other magnesium compounds.
E511 Magnesium chloride is part of large-scale extraction and synthesis processes.
This improves industrial production.
E511 Magnesium chloride is also used in laboratory and research applications, where it provides controlled magnesium ion environments for experiments.
It helps study protein and enzyme behavior.
E511 Magnesium chloride improves scientific accuracy.
E511 Magnesium chloride is a multi-functional magnesium salt used in food processing, fermentation, nutrition, de-icing, construction, water systems, and chemical production due to its high solubility, strong ionic activity, and ability to influence biological and material systems.
E511 Magnesium chloride also plays a role in salt replacement formulations, where it is used to partially substitute sodium chloride in reduced-sodium products.
It helps maintain salty taste perception while lowering sodium content.
E511 Magnesium chloride improves nutritional balance.
It is used in cheese analogs and plant-based dairy alternatives, where it supports protein structuring and texture formation.
It helps mimic the firmness of traditional dairy products.
E511 Magnesium chloride improves plant-based food quality.
Melting point: 117 °C
Density: 1.569
storage temp.: 2-8°C
solubility: H2O: 1 M at 20 °C, clear, colorless
form: Solid
color: White to slightly gray
Specific Gravity: 1.569
Odor: Odorless
PH Range: 7
PH: 4.5-7.0 (50g/l, H2O, 20℃)
Water Solubility: 2350 g/L (20 ºC)
Sensitive: Hygroscopic
λmax: λ: 260 nm Amax: 0.030; λ: 280 nm Amax: 0.025
Merck: 14,5662
Stability: Stable. Incompatible with strong oxidizing agents. Protect from moisture.
Cosmetics Ingredients Functions: FLAVOURING; VISCOSITY CONTROLLING
InChI: 1S/2ClH.Mg.6H2O/h21H;;61H2/q;;+2;;;;;;/p-2
InChIKey: DHRRIBDTHFBPNG-UHFFFAOYSA-L
SMILES: O.O.O.O.O.O.Cl[Mg]Cl
LogP: -1.380 (est)
E511 Magnesium chloride hexahydrate is a colorless, crystalline solid. On heating, it loses water of crystallization and affords magnesium oxide.
E511 Magnesium chloride has been tested as a potential phase change material (PCM) for use in cooking indoors and during the low intensity solar radiation periods.
Due to its suitable thermo-physical properties, it can be used as storage media in solar cookers.
E511 Magnesium chlorides flame retardancy action on 100% woven cotton fabric has been investigated. Its heat capacity has been evaluated.
E511 Magnesium chloride also plays an important role in texture control of plant-based and protein-based foods.
E511 Magnesium chloride helps proteins bond and form stable structures during processing.
This improves firmness and consistency.
E511 Magnesium chloride is widely used in tofu production, where it acts as one of the main coagulants (“nigari”).
It converts soy milk into solid curds by triggering protein aggregation.
E511 Magnesium chloride improves tofu structure and yield.
In vegetable processing and preservation, E511 Magnesium chloride helps maintain firmness during heat treatment.
It reduces softening in canned or processed vegetables.
E511 Magnesium chloride improves texture retention.
E511 Magnesium chloride is used in cheese and dairy-related applications (limited use), where it can support coagulation systems or mineral balance adjustments.
It influences protein stability in milk systems.
E511 Magnesium chloride improves processing control.
In beverage and electrolyte formulations, it provides magnesium ions for mineral fortification.
E511 Magnesium chloride contributes to electrolyte balance in functional drinks.
E511 Magnesium chloride improves nutritional support.
E511 Magnesium chloride is used in salt mixtures and brines, especially in combination with sodium chloride or calcium chloride.
It modifies taste and mineral composition.
This improves formulation flexibility.
In industrial de-icing applications, E511 Magnesium chloride is used to melt ice and snow at low temperatures.
E511 Magnesium chloride works efficiently in cold environments and is less corrosive than some alternatives.
This improves winter road safety.
E511 Magnesium chloride is applied in dust control on roads and unpaved surfaces, where it absorbs moisture from the air.
E511 Magnesium chloride helps keep surfaces slightly damp and reduces dust.
This improves environmental control.
In cement and construction materials, E511 Magnesium chloride can be used in special magnesia-based cements.
E511 Magnesium chloride helps bind materials and improve strength in specific formulations.
This improves construction performance.
E511 Magnesium chloride is also used in water treatment and industrial processes, where it contributes to mineral balance and ionic control.
It supports chemical stability in solutions.
E511 Magnesium chloride improves process reliability.
E511 Magnesium chloride is a versatile magnesium salt used for coagulation, firming, mineral supplementation, de-icing, dust control, and industrial processing due to its high solubility, strong ionic activity, and ability to modify protein and material structures.
In mineral water and fortified beverages, E511 Magnesium chloride is added to increase magnesium content.
E511 Magnesium chloride supports electrolyte enrichment and dietary supplementation.
This improves functional beverage value.
E511 Magnesium chloride is applied in food texture engineering, where it influences gel formation and protein networks in processed foods.
It helps control softness or firmness depending on concentration.
E511 Magnesium chloride improves product customization.
In industrial dust suppression systems, E511 Magnesium chloride attracts moisture from the air and keeps surfaces slightly damp.
E511 Magnesium chloride reduces airborne dust particles on roads and construction sites.
This improves environmental control.
E511 Magnesium chloride is used in soil stabilization, where it binds fine particles and reduces erosion in unpaved areas.
It helps maintain compact surfaces under dry conditions.
E511 Magnesium chloride improves infrastructure durability.
In oil and gas drilling fluids, E511 Magnesium chloride contributes to fluid density control and stability.
E511 Magnesium chloride helps maintain proper pressure conditions in wells.
E511 Magnesium chloride improves drilling safety.
E511 Magnesium chloride is also used in magnesium metal production, where it serves as a key raw material in electrolysis processes.
It is an important industrial source of elemental magnesium.
E511 Magnesium chloride improves metal manufacturing.
In industrial cooling systems, E511 Magnesium chloride is used in brines for low-temperature heat transfer.
It prevents freezing and maintains fluid circulation.
E511 Magnesium chloride improves refrigeration efficiency.
E511 Magnesium chloride is a versatile magnesium salt used for firming, coagulation, mineral supplementation, salt replacement, de-icing, dust control, industrial processing, and chemical production due to its strong ionic properties and high solubility in water.
E511 Magnesium chloride hexahydrate can be used as a firming agent, nutrient supplement, or flavor enhancer in various food and beverage products as an FCC-grade product.
E511 Magnesium chloride plays a vital role in maintaining the product's overall quality.
This compound is used in various cosmetic and skincare formulations due to its beneficial properties.
E511 Magnesium chloride can help absorb other nutrients in the skin and functions as a cleanser and purifier.
Uses Of E511 Magnesium chloride:
E511 Magnesium chloride hexahydrate has been used in wash buffer for the purification of protein from Saccharomyces cerevisiae.
It has been used for the preparation of extracellular (Ringer) solution for juxtacellular recording of single neurons in freely moving rats.
E511 Magnesium chloride has been used as a supplement to study effect of desiccation on bacterial viability.
E511 Magnesium chloride is often used in pharmaceuticals due to its high solubility.
It is used to manufacture a range of medications that address various health concerns.
E511 Magnesium chloride is also used as a source of magnesium in nutritional supplements.
While it does not treat conditions by itself, it can help those with low magnesium levels improve certain bodily functions.
In addition, E511 Magnesium chloride supplements have well-documented uses in type 2 diabetes, high blood pressure, osteoporosis, and migraines.
E511 Magnesium chloride is mainly used in the food industry as a firming agent, coagulant, and mineral source.
E511 Magnesium chloride helps maintain texture and structure in processed foods.
This improves product quality and stability.
In tofu production, it is used as a primary coagulant (“nigari”).
E511 Magnesium chloride converts soy milk into solid curds by protein coagulation.
This improves tofu firmness and yield.
In vegetable processing and preservation, it helps keep vegetables firm during canning or heat treatment.
It reduces softening of plant tissues.
This improves texture retention.
In salt replacement and low-sodium foods, E511 Magnesium chloride is used to partially replace sodium chloride.
E511 Magnesium chloride helps maintain salty taste while reducing sodium intake.
This improves nutritional balance.
In mineral water and functional beverages, it is added as a magnesium source.
E511 Magnesium chloride supports electrolyte balance and mineral fortification.
This improves dietary value.
In cheese and dairy processing (limited use), it supports protein coagulation and mineral balance in milk systems.
It helps stabilize processing conditions.
E511 Magnesium chloride improves production consistency.
Outside food, E511 Magnesium chloride is widely used in de-icing applications.
It lowers the freezing point of water and melts ice efficiently in cold conditions.
E511 Magnesium chloride improves road safety.
In dust control systems, E511 Magnesium chloride absorbs moisture from the air and keeps surfaces slightly damp.
This reduces dust formation on roads and construction sites.
E511 Magnesium chloride improves environmental conditions.
In soil stabilization, E511 Magnesium chloride helps bind fine particles and reduce erosion in unpaved areas.
It improves surface strength and durability.
E511 Magnesium chloride improves infrastructure performance.
In oil and gas industry, it is used in drilling fluids to control density and stability.
It supports pressure management in wells.
This improves operational safety.
In industrial refrigeration systems, E511 Magnesium chloride is used in brine solutions.
It helps maintain low temperatures without freezing.
E511 Magnesium chloride improves cooling efficiency.
In chemical and magnesium production, it serves as a raw material for producing elemental magnesium and other compounds.
It is an important industrial feedstock.
E511 Magnesium chloride is used across food processing, tofu production, beverages, dairy, de-icing, dust control, soil stabilization, oil drilling, refrigeration, and chemical manufacturing due to its strong magnesium supply, firming ability, coagulating action, and excellent solubility in water.
E511 Magnesium chloride is also used in functional food formulation systems, where it helps improve mineral balance in processed products.
It supplies bioavailable magnesium to fortified foods.
E511 Magnesium chloride improves nutritional enhancement.
E511 Magnesium chloride is used in sports and recovery nutrition products, where magnesium supports muscle and nerve function.
It helps maintain electrolyte balance after physical activity.
This improves recovery support.
In fermentation and food biotechnology, E511 Magnesium chloride supports microbial and yeast activity by providing essential magnesium ions.
E511 Magnesium chloride helps stabilize fermentation performance.
This improves process efficiency.
E511 Magnesium chloride is applied in brining solutions for olives, cheeses, and pickled foods, where it contributes to flavor development and texture control.
It interacts with proteins and plant tissues.
This improves product consistency.
In plant-based meat alternatives, E511 Magnesium chloride helps structure plant proteins into firmer textures.
E511 Magnesium chloride supports gel formation and binding.
This improves meat-like texture.
E511 Magnesium chloride is used in aquaculture systems, where it helps maintain proper magnesium levels in water.
It supports fish and shellfish health in controlled environments.
This improves aquatic stability.
In industrial water treatment, it is used to adjust mineral composition and ionic strength.
E511 Magnesium chloride helps stabilize water chemistry in processing systems.
This improves operational control.
In construction materials, E511 Magnesium chloride is used in magnesia-based cement systems.
It helps bind magnesium oxide into strong structural materials.
This improves material durability.
In fire-resistant panels and insulation materials, it contributes to heat-resistant magnesium compounds.
E511 Magnesium chloride improves structural stability under high temperatures.
This improves fire safety performance.
In oilfield operations, it is used in drilling and completion fluids to control density and prevent well instability.
It helps maintain safe pressure conditions.
E511 Magnesium chloride is a multi-purpose magnesium salt used in food processing, mineral fortification, fermentation, plant-based foods, de-icing, dust control, construction, aquaculture, and industrial systems due to its high solubility, strong ionic behavior, and ability to modify biological and physical structures.
Safety Profile Of E511 Magnesium chloride:
E511 Magnesium chloride is generally considered a low-to-moderate hazard substance, especially at regulated food-use levels, but it can still cause irritation and physical effects in concentrated or industrial exposure.
Its main risks are related to its high solubility and strong hygroscopic nature, rather than long-term toxicity.
It is widely used but requires proper handling in industrial form.
The most common hazard is eye irritation.
E511 Magnesium chloride dust or concentrated solutions can cause redness, burning, and discomfort.
In severe cases, prolonged contact may damage the eye surface.
It can cause skin irritation or dryness, especially with repeated exposure.
This happens because it draws moisture from the skin.
Sensitive individuals may experience mild irritation or dermatitis.
Inhalation of dust may lead to respiratory irritation, including coughing, throat discomfort, or mild shortness of breath.
This is mainly an occupational exposure issue during handling of powders.
Good ventilation reduces this risk.
A key physical effect is that E511 Magnesium chloride is highly hygroscopic (absorbs moisture from air).
E511 Magnesium chloride can create dampness and clumping in storage conditions if not sealed properly.
This is mainly a handling and storage concern.
