85-2492-89　Magnesium Sulfate Heptahydrate, 98.0-102.0% ACS 10Kg　CAS No:10034-99-8　239596

特徴

• Used in preparation of magnesium standard solutions.
• Synonyms:
Epsom salts
Molecular Formula:
MgSO4·7H2OMolecular Weight:
246.5Purity:
98.0-102.0% (Titration)Appearance:
White crystals
• Solubility (water at 20°C):72g in 100ml
• Heavy Metals:≤0.0005% (as Pb)
• pH (5%):5.0-8.2
• Insoluble Material:≤0.005%
• Chloride (Cl-):≤0.0005%
• Nitrate (NO3-):≤0.002%
• Ammonium (NH4):≤0.002%
• Calcium (Ca):≤0.02%
• Manganese (Mn):≤0.0005%
• Potassium (K):≤0.005%
• Sodium (Na):≤0.005%
• Strontium (Sr):≤0.005%
• Iron (Fe):≤0.0005%
• Selenium (Se):≤0.003%
• Density:
1.67
• Storage and Stability:Store at RT. Hygroscopic, Under inert atmosphere. Stable for 12 months after receipt. Hygroscopic
• Meets or exceeds ACS Specifications.