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Magnesium Sulphate Epsom Salt
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Magnesium Sulphate Epsom Salt, commonly known as Epsom Salt, is an inorganic salt composed of magnesium, sulfur, and oxygen with the formula MgSO₄. It typically appears as colorless or white crystalline granules and is highly soluble in water. In its heptahydrate form (MgSO₄·7H₂O), it is widely used in agriculture, pharmaceuticals, food, and industrial applications. Epsom Salt is valued for its muscle relaxant, laxative, and magnesium supplementation properties, as well as for its role in improving soil fertility and plant growth.
Description
Magnesium Sulphate Epsom Salt
Primary UsesÂ
- Pharmaceutical & Health Industry
- Laxative: Used as an osmotic laxative to relieve occasional constipation.
- Magnesium Supplement: Administered orally or intravenously to treat magnesium deficiency in humans.
- Muscle Relaxant & Bath Soak: Dissolved in bathwater to relieve muscle soreness, inflammation, and stress.
- Anticonvulsant: Used in medical settings for preeclampsia/eclampsia and certain seizure disorders.
- Agriculture
- Soil Amendment: Supplies essential magnesium and sulfur nutrients to crops such as potatoes, tomatoes, citrus, and roses.
- Fertilizer Additive: Incorporated into NPK blends or used standalone to correct magnesium deficiencies in soil.
- Animal Feed Additive: Added to livestock and poultry feed to support bone health and metabolic function.
- Cosmetics & Personal Care
- Bath Salts and Soaks: Used in personal care products for its skin-soothing, muscle-relaxing, and exfoliating effects.
- Skin Care Products: Included in formulations to cleanse pores and reduce inflammation or acne.
- Food Industry
- Food Additive: Used as a firming agent, acidity regulator, and nutrient supplement (designated as E518).
- Brewing and Baking: Adjusts mineral content of water to enhance yeast activity and fermentation.
Secondary UsesÂ
- Industrial Applications
- Used in dyeing and textile processing as a stabilizer and mordant.
- Employed in leather tanning and paper manufacturing.
- Used in fireproofing materials and manufacturing of magnesium compounds.
- Water Treatment
- Applied to treat and condition industrial wastewater by precipitating heavy metals.
- Used to control alkalinity and improve flocculation in water systems.
- Home & DIY Uses
- Utilized in gardening to promote greener foliage and better flowering.
- Added to DIY bath and foot soak formulations.
- Used as a natural remedy for splinter removal and insect bite relief.
PRODUCT KEY FEATURES
- Basic Identification Attributes
- Chemical Name (IUPAC): Magnesium sulfate
- Common/Trade Name: Magnesium Sulphate; Epsom Salt
- CAS Number: 7487-88-9 (Anhydrous); 10034-99-8 (Heptahydrate)
- HS Code: 2833.21.00
- Synonyms: Epsomite; Bitter Salt; MgSOâ‚„; Magnesium sulfate heptahydrate
- Physical & Chemical Properties
- Physical State: Crystalline powder or granules
- Color & Odor: White or colorless; odorless
- Molecular Formula: MgSO₄·7H₂O (heptahydrate)
- Molecular Weight: 246.47 g/mol (heptahydrate)
- Solubility: Highly soluble in water; insoluble in ethanol
- pH (5% solution): 5.5–7.0
- Melting Point: 1124 °C (anhydrous decomposition)
- Safety & Hazard Attributes
- GHS Classification: Not classified as hazardous under normal conditions
- Toxicity: Low toxicity; excessive ingestion may lead to diarrhea or dehydration
- Exposure Limits: No established occupational limits; avoid inhalation of dust
- Storage & Handling Attributes
- Storage Conditions: Store in a dry, cool place away from moisture and strong acids
- Container Type: Food-grade or pharmaceutical-grade sealed plastic or paper bags
- Shelf Life: 2–3 years if stored in tightly closed containers
- Handling Precautions: Avoid dust inhalation and contact with eyes in bulk handling
- Regulatory & Compliance Attributes
- Approved as a pharmaceutical excipient and food additive (E518)
- Listed in BP, USP, EP pharmacopoeias
- Compliant with REACH, FDA, and EFSA safety regulations
- Environmental & Health Impact
- Biodegradability: Inorganic, naturally occurring—environmentally safe
- Ecotoxicity: Low toxicity to aquatic and terrestrial life
- Bioaccumulation: Not bioaccumulative
- Carcinogenicity/Mutagenicity: Not classified as carcinogenic or mutagenic
SAFETY HANDLING PRECAUTIONS
- Safety Handling Precautions
- PPE Required: Use gloves and dust mask for bulk handling
- Handling Guidelines: Use in ventilated areas; avoid inhalation and eye contact
- Storage Measures: Keep sealed and dry; avoid exposure to humidity
- First Aid Measures
- Inhalation: Move to fresh air; seek medical attention if irritation occurs
- Skin Contact: Wash with soap and water if irritation develops
- Eye Contact: Rinse immediately with water; consult physician if irritation persists
- Ingestion: Generally safe in small doses; seek help if large quantities ingested
- Firefighting Measures
- Fire Hazards: Non-flammable and non-combustible
- Extinguishing Media: Use water, COâ‚‚, dry chemical, or foam for surrounding fire
- Special Precautions: Avoid inhaling dust or decomposition fumes
- Hazardous Combustion Products: May release sulfur oxides upon extreme heating
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