735787

Barium

beads, 0.5-2.0 mm particle size, 99% trace metals basis

• Synonym(s): Barium element
• Empirical Formula (Hill Notation): Ba
• CAS Number: 7440-39-3
• Molecular Weight: 137.33
• EC Number: 231-149-1
• MDL number: MFCD00134031
• UNSPSC Code: 12141505
• PubChem Substance ID: 329765057
• NACRES: NA.23

Properties

• Quality Level: 100
• Assay: 99% trace metals basis
• form: beads
• resistivity: 50.0 μΩ-cm, 20°C
• particle size: 0.5-2.0 mm
• bp: 1640 °C (lit.)
• mp: 725 °C (lit.)
• density: 3.6 g/mL at 25 °C (lit.)
• SMILES string: [Ba]
• InChI: 1S/Ba
• InChI key: DSAJWYNOEDNPEQ-UHFFFAOYSA-N

Description

Application

Critical for the synthesis of pure Ba₂₁M₂O₅H_X (M = Ge, SI, Ga, In, Tl) suboxide Zintl phases.³

Safety Information

• Pictograms: GHS02,GHS06,GHS05
• Signal Word: Danger
• Hazard Statements: H228,H260,H301,H314
• Precautionary Statements: P210 - P231 + P232 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Oral - Eye Dam. 1 - Flam. Sol. 1 - Skin Corr. 1B - Water-react 1
• Storage Class Code: 4.3 - Hazardous materials which set free flammable gases upon contact with water
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable