A2280912
Caesium nitrate , AR,99.0% , 7789-18-6
Synonym(s):
Caesium;Cesium nitrate 99+;Nitric acid cesium salt
CAS NO.：7789-18-6
Empirical Formula: CsNO3
Molecular Weight: 194.91
MDL number: MFCD00008131
EINECS: 200-272-2
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 414 °C (lit.) |
| Boiling point: | 233 °C |
| Density | 3.685 g/mL at 25 °C (lit.) |
| refractive index | 1.55 |
| storage temp. | 2-8°C |
| solubility | H2O: 100 mg/mL |
| form | powder |
| color | <5 (200 mg/mL)(APHA) |
| Specific Gravity | 3.685 |
| PH | 5.0-7.5 (50g/l, H2O, 20℃) |
| Water Solubility | 9.16 g/100 mL (0 ºC) |
| Sensitive | Hygroscopic |
| Merck | 14,2015 |
| Exposure limits | ACGIH: TWA 2 ppm; STEL 4 ppm OSHA: TWA 2 ppm(5 mg/m3) NIOSH: IDLH 25 ppm; TWA 2 ppm(5 mg/m3); STEL 4 ppm(10 mg/m3) |
| Stability: | Stable, but hygroscopic. Oxidizer. Contact with combustible material may cause fire. Decomposes at high temperatures. Incompatible with strong reducing agents, alcohols, organic materials, aluminium. |
| CAS DataBase Reference | 7789-18-6(CAS DataBase Reference) |
| EPA Substance Registry System | Cesium nitrate (7789-18-6) |
Description and Uses
Used in the synthesis of cesium nitratocuprate, Cs2[Cu(NO3)4], which crystallizes in a square-planar coordination around the Cu center.1
Safety
| Symbol(GHS) |   GHS03,GHS07 |
| Signal word | Danger |
| Hazard statements | H271-H302 |
| Precautionary statements | P210-P220-P264-P270-P280-P301+P312 |
| Hazard Codes | O,Xi |
| Risk Statements | 8-36/37/38 |
| Safety Statements | 22-24/25-17 |
| RIDADR | UN 1451 5.1/PG 3 |
| WGK Germany | 2 |
| RTECS | MB7600000 |
| F | 3 |
| TSCA | Yes |
| HS Code | 2834 29 80 |
| HazardClass | 5.1 |
| PackingGroup | III |
| Toxicity | LD50 i.p. in rats: 1.2 g/kg (Cochran) |
