237094

Barium

rod, diam. ~2 cm, ≥99% trace metals basis

• Wzór empiryczny (zapis Hilla): Ba
• Numer CAS: 7440-39-3
• Masa cząsteczkowa: 137.33
• NACRES: NA.22
• PubChem Substance ID: 24854216
• UNSPSC Code: 12352300
• EC Number: 231-149-1
• MDL number: MFCD00134031

Właściwości

• Nazwa produktu: Barium, rod, diam. ~2 cm, ≥99% trace metals basis
• InChI key: DSAJWYNOEDNPEQ-UHFFFAOYSA-N
• InChI: 1S/Ba
• SMILES string: [Ba]
• assay: ≥99% trace metals basis
• form: rod
• reaction suitability: reagent type: reductant
• resistivity: 50.0 μΩ-cm, 20°C
• diam.: ~2 cm
• impurities: ≤2% 2-ethylhexyl dihydrogenphosphate and tris(2-ethylhexyl) phosphate; 0.5% strontium
• bp: 1640 °C (lit.)
• mp: 725 °C (lit.)
• density: 3.6 g/mL at 25 °C (lit.)
• Quality Level: 100

Opis

Application

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

Promotes anchorage-independent growth and invasion of human HaCaT keratinocytes via c-SRC kinase activation[1]

Reactant for synthesis of heterobimetallic alkaline earth complexes[2]

Commonly used for medicinal purposes, particularly for visualization of the gastrointestinal tract[3]

Reactant involved in:

• Interactions with fused quartz[4]
• Aggregation of alginate-coated iron oxide nanoparticles[5]

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Informacja o środkach bezpieczeństwa

• pictograms: GHS02,GHS06,GHS05
• signalword: Danger
• hcodes: H228,H260,H301,H314
• pcodes: 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
• Klasa składowania: 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
• ppe: Eyeshields, Gloves, type P3 (EN 143) respirator cartridges