Praseodymium
Also known as: (144pr)praseodymium, EINECS 231-120-3, MFCD00011174, PRASEODYMIUM, PRASEODYMIUM PLASMA EMISSION STANDARD, PRASEODYMIUM SINGLE ELEMENT STANDARD, PRASEODYMIUM STANDARD, PRASEODYMIUM, CHIP, 99.9%, PRASEODYMIUM, FOIL, 0.25MM THICK, 99.9%, PRASEODYMIUM, INGOT, 99.9%, PRASEODYMIUM, PLASMA STANDARD SOLUTION, PRASEODYMIUM, POWDER, -40 MESH, 99.9%, Praseodymium-141, UNII-NKN7EZA750, praseodymium atom
Praseodymium (CAS 7440-10-0) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Pr and a molecular weight of 140.908 g/mol. Key properties include a melting point of 931ºC(lit.), a boiling point of 3520ºC(lit.) and a density of 6.71 g/mL at 25ºC(lit.). It is classified under GHS with signal word Danger and hazard statements H250. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 7440-10-0
- Jingsj CID
- J-1330098-4
- Molecular Formula
- Pr
- Molecular Weight
- 140.908 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | 99.99% 100g | - | - | CN China MOQ 100g | |
Made to Order | 99.99% 500g | - | - | CN China MOQ 500g | |
Made to Order | 99.99% 1kg | - | - | CN China MOQ 1kg |
Physicochemical Properties
| Melting Point | 931ºC(lit.) |
|---|---|
| Boiling Point | 3520ºC(lit.) |
| Density | 6.71 g/mL at 25ºC(lit.) |
| Exact Mass | 140.907593 |
GHS Safety & Compliance
- H250
Frequently Asked Questions
What is the CAS number of Praseodymium?
The CAS number of Praseodymium is 7440-10-0.
What are the molecular formula and molecular weight of Praseodymium?
Praseodymium has molecular formula Pr and molecular weight 140.908 g/mol.
Which suppliers offer Praseodymium?
1 supplier(s) listed; request a quote for pricing.
Is Praseodymium hazardous?
Praseodymium has GHS signal word Danger and hazard statements H250.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Praseodymium (CAS 7440-10-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1330098-4 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.