BARIUM ZIRCONATE
barium zirconate
CAS: 12009-21-1
Molecular Formula: Ba.O3Zr
BARIUM ZIRCONATE - Names and Identifiers
| Name | barium zirconate |
| Synonyms | BARIUM ZIRCONATE barium zirconate zirconate, barium oxygen(-2) anion barium(+2) cation zirconium(+4) cation BARIUM ZIRCONIUM OXIDE bariumzirconiumtrioxide bariumzirconium(iv)oxide barium zirconium trioxide BARIUM ZIRCONATE, POWDER, BARIUM ZIRCONATE, NANOPOWDER, |
| CAS | 12009-21-1 |
| EINECS | 234-546-8 |
| InChI | InChI=1/Ba.3O.Zr/q+2;3*-2;+4 |
BARIUM ZIRCONATE - Physico-chemical Properties
| Molecular Formula | Ba.O3Zr |
| Molar Mass | 276.55 |
| Density | 5.52 g/mL at 25 °C (lit.) |
| Melting Point | 2500°C |
| Water Solubility | Insoluble in water. |
| Appearance | powder |
| Specific Gravity | 5.52 |
| Color | Off-white |
| Exposure Limit | ACGIH: TWA 5 mg/m3; STEL 10 mg/m3NIOSH: IDLH 25 mg/m3; TWA 5 mg/m3; STEL 10 mg/m3 |
| Storage Condition | Room Temprature |
BARIUM ZIRCONATE - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | 20/22 - Harmful by inhalation and if swallowed. |
| Safety Description | 28 - After contact with skin, wash immediately with plenty of soap-suds. |
| WGK Germany | 1 |
| RTECS | CR0875000 |
| TSCA | Yes |
| Toxicity | LD50 orl-rat: 1980 mg/kg AIHAAP 24,131,63 |
BARIUM ZIRCONATE - Reference Information
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| category | toxic substances |
| toxicity classification | poisoning |
| acute toxicity | oral administration-rat LD50; 1980 mg/kg; Abdominal cavity-rat LD50: 420 mg/kg |
| flammability hazard characteristics | inhalation is easy to produce local acute pneumonia; thermal decomposition of toxic barium oxide and zirconium oxide smoke |
| storage and transportation characteristics | ventilation and low temperature drying |
| fire extinguishing agent | dry powder, foam, sand, carbon dioxide, mist water |
| occupational standard | TWA 5 mg (zirconium)/m3; TWA 0.5 mg (barium)/m3 |
Last Update：2024-04-10 22:29:15
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