ammoniumaluminumfluoride
Ammonium hexafluoroaluminate
CAS: 7784-19-2
Molecular Formula: AlF6H12N3
ammoniumaluminumfluoride - Names and Identifiers
| Name | Ammonium hexafluoroaluminate |
| Synonyms | 232-052-7 ammoniumcryolite ammoniumaluminumfluoride Ammonium hexafluoroaluminate Triammonium hexafluoroaluminate(3-) Ammonium hexafluoroaluminate (metals basis) |
| CAS | 7784-19-2 |
| EINECS | 232-052-7 |
| InChI | InChI=1/Al.6FH.3H3N/h;6*1H;3*1H3/q+3;;;;;;;;;/p-3/rAlF6.3H3N/c2-1(3,4,5,6)7;;;/h;3*1H3/q-3;;;/p+3 |
ammoniumaluminumfluoride - Physico-chemical Properties
| Molecular Formula | AlF6H12N3 |
| Molar Mass | 195.09 |
| Density | 1.78 |
| Melting Point | 126,1°C |
| Boling Point | 239,5°C |
| Water Solubility | Freely soluble in water |
| Appearance | Crystalline Powder |
| Color | White |
| Merck | 14,524 |
| Storage Condition | Room Temprature |
| MDL | MFCD00042144 |
| Use | Used as flux |
ammoniumaluminumfluoride - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 34 - Causes burns |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S27 - Take off immediately all contaminated clothing. S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| UN IDs | 1759 |
| RTECS | BD0050000 |
| TSCA | Yes |
| HS Code | 28269080 |
| Hazard Note | Irritant |
| Hazard Class | 6.1 |
| Packing Group | III |
ammoniumaluminumfluoride - Introduction
Slightly soluble in water.
Last Update：2022-10-16 17:28:46
ammoniumaluminumfluoride - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Introduction | ammonium hexafluoroaluminate, a white inorganic compound with the molecular formula (NH4)3[AlF6], soluble in water. Upon heating, ammonium hexafluoroaluminate decomposes to aluminum trifluoride and releases hydrofluoric acid. |
| Application | ammonium fluoroaluminate is an inorganic salt compound, which can be used to manufacture zeolite. |
| Use | use as flux |
| category | toxic substances |
| toxicity grade | high toxicity |
| Acute toxicity | intravenous-mouse LD50: 18 mg/kg |
| flammability hazard characteristics | flammability; Toxic NOx and fluoride smoke from combustion |
| storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; It is stored separately from food additives |
| extinguishing agent | dry powder, carbon dioxide, sand, foam, water mist |
| Occupational Standard | TWA 2.5 mg (fluorine)/m3 |
Last Update：2024-04-10 22:29:15
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