Magnesium sulfate , AR,99.0% , 10034-99-8

Synonym(s):
bitter salt, epsom salt, sulfuric acid magnesium salt heptahydrate;Epsom salts;Magnesium sulfate heptahydrate;Sulfuric Acid Magnesium Salt, Heptahydrate, Epsom Salts

CAS NO.：10034-99-8

Empirical Formula: Mg.O4S.7H2O

Molecular Weight: 246.47

MDL number: MFCD00149785

EINECS: 600-073-4

PRODUCT Properties

• Melting point: 1124°C
• Density: 2.66
• vapor density: <0.01 (vs air)
• vapor pressure: <0.1 mm Hg ( 20 °C)
• storage temp.: Store at +5°C to +30°C.
• solubility: H₂O: 1 M at 20 °C, clear, colorless
• form: Solid
• color: White
• Specific Gravity: 1.68
• PH: 5.0-8.0 (25℃, 50mg/mL in H2O)
• Water Solubility: Soluble in in water and acid. Slightly soluble in alcohol and glycerol.
• λmax: λ: 260 nm Amax: 0.010; λ: 280 nm Amax: 0.010
• Merck: 14,5691
• Dielectric constant: 8.2（Ambient）
• Stability: Stable. Non-flammable. May slowly deteriorate in contact with air.
• InChIKey: WRUGWIBCXHJTDG-UHFFFAOYSA-L
• LogP: -1.031 (est)

Description and Uses

In addition to its use in foods as a flavor enhancer, nutrient supplement and processing aid, magnesium sulfate (as Epsom salt) is employed in over-the-counter preparations as a laxative. As a legend (prescription drug) it has been used as an anticonvulsant and electrolyte replenisher.

Magnesium sulfate heptahydrate has been used:

• as a component in Kreb′s Ringer buffer
• as a component in minimal medium to culture Ralstonia solanacearum
• in the preparation of maceration solution for Lamb′s lettuce cell isolation and isotonic glucose buffer

Safety

• Hazard Codes: Xi
• Risk Statements: 36/37/38
• Safety Statements: 24/25-36-26
• WGK Germany: 1
• RTECS: OM4508000
• TSCA: Yes
• HS Code: 28332100
• Toxicity: man,TDLo,oral,183mg/kg/4H-I (183mg/kg),GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA",Journal of Toxicology, Clinical Toxicology. Vol. 20, Pg. 107, 1983.