Magnesium Sulfate Heptahydrate (Epsom Salt) USP
Epsom Salts, known by the chemical name Magnesium Sulfate is the chemical compound with the formula MgSO4·7H2O. The "heptahydrate" means means it contains seven water molecules in the crystal structure.
Epsom salt is a white, crystalline substance readily soluble in water. It is used in many applications across many industries. USP Grade. Used in water treatment, as an additive in many formulations including soak salts and to add needed magnesium sulfate in other applications.
Typical Uses:
- Personal care
- Soaking / bath salts
- Water treatment
- Fermentation
- Amino Acid Production
- Beer Brewing salt
- Cheese making coagulant in Ricotta
- Detergent additive
- Enzyme Stabilizer
- Fermentation aid
- Mineral Water
- Textile uses
- Yeast fermentation
Typical Specifications:
- Appearance: White /Translucent
- Assay % MgSO4 (Dry) 99-105
- %MgSO4 "As Is basis" 47.5- 60.3
- Grade: USP
- CAS: 10034-99-8
- 50 lb Net Weight Bag
*See specific lot number C of A for more exact specifications
Synonyms: Magnesium Sulfate, Epsom Salt, magnesium sulfate

