Molecular Formula | H16O20S3Sm2 |
Molar Mass | 733.03 |
Density | 2.93g/mLat 25°C(lit.) |
Melting Point | 450°C -8H₂O |
Boling Point | 330℃ at 760mmHg |
Water Solubility | Sparingly soluble in water |
Appearance | Yellow powder or crystal |
Specific Gravity | 2.93 |
Color | colorless to pale yellow |
Merck | 14,8347 |
Storage Condition | Inert atmosphere,Room Temperature |
MDL | MFCD00149862 |
Hazard Symbols | Xi - Irritant |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection |
WGK Germany | 3 |
TSCA | Yes |
Physical and chemical properties | Samarium sulfate octahydrate is a light yellow crystal, soluble in water, heated to 105 ℃ to lose 3 molecules of crystal water, 450 ℃ to lose all water molecules, Decompose into oxide at about 1000 ℃. Samarium sulfate octahydrate has stable chemical properties, and it is mixed with alkali metal salt solution to form insoluble double salt. |
Application | Samarium sulfate octahydrate can be used in a nuclear reactor. |
Preparation | Samarium sulfate octahydrate can be obtained by dissolving samarium trioxide in sulfuric acid, evaporating and concentrating. |
use | scientific research reagents, biochemical research |