Magnesium sulfate heptahydrate

• Catalog No.: 13142
• CAS Number: 10034-99-8
• M. F.: H14MgO11S
• M. W.: 246.47456
• Purity: 99.5-100.5% (calc. to the dried substance)

SYNONYMS

• Title: 硫酸镁 七水合物
• IUPAC name: magnesium(2+) ion heptahydrate sulfate
• IUPAC Traditional name: magnesium(2+) ion heptahydrate sulfate
• Synonyms: 泻盐; Epsom salts

DATABASE IDS

• EC Number: 231-298-2
• CAS Number: 10034-99-8
• PubChem SID: 24848013
• MDL Number: MFCD00149785

PROPERTIES

• Antion Traces: chloride (Cl-): ≤100 mg/kg
• Cation Traces: As: ≤2 mg/kg
• Cation Traces: Fe: ≤20 mg/kg
• Cation Traces: Pb: ≤4 mg/kg
• Cation Traces: Se: ≤30 mg/kg
• Impurities: acidity or alkalinity, in accordance
• Impurities: organic volatile impurities, complies (GC)
• Impurities: residual solvents, complies
• Impurities: ≤0.001% heavy metals (as Pb)
• Impurities: ≤0.004% free alkali (as MgO)
• Impurities: ≤0.01% free acid (as H2SO4)
• Linear Formula: MgSO4 · 7H2O
• Loss on Drying: 48-52% loss on drying, 450 °C
• Purity: 99.5-100.5% (calc. to the dried substance)
• Quality: meets analytical specification of Ph. Eur., BP,USP, FCC
• Suitability: complies for appearance of solution
• pH: 5.0-9.2 (25 °C, 5%)
• Vapor Density: <0.01 (vs air)
• Vapor Pressure: <0.1 mmHg ( 20 °C)
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• RTECS: OM4508000
• German water hazard class: 1