Name | PRASEODYMIUM CHLORIDE HEPTAHYDRATE |
Synonyms | PRASEODYMIUM CHLORIDE HYDRATE Praeseodymium chloride hydrate PRASEODYMIUM CHLORIDE, HYDROUS PRASEODYMIUM CHLORIDE HEPTAHYDRATE |
CAS | 10025-90-8 |
Molecular Formula | Cl3H14O7Pr |
Molar Mass | 373.37 |
Density | 2,25 g/cm3 |
Melting Point | 115°C |
Water Solubility | 334g/100mL H2O (13°C) [CRC10] |
Appearance | crystal |
Specific Gravity | 2.25 |
Color | green |
Storage Condition | 0-6°C |
Stability | hygroscopic |
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. S36 - Wear suitable protective clothing. S37/39 - Wear suitable gloves and eye/face protection |
RTECS | TU0175000 |
HS Code | 28469025 |
Use | praseodymium chloride is used as an experimental reagent; It is used as a petroleum catalyst and can also be used in the production of metallic praseodymium. |
production method | an appropriate amount of praseodymium oxide is dissolved in an excess of 2mol/L HCl, boiled for further concentration, crystals were precipitated after several weeks in a desiccator containing anhydrous calcium sulfate. |