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Ammonium Iodide 99.9+% ACS, Ultra Pure
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Information
What is Ammonium Iodide?
Ammonium iodide is a chemical compound with the formula NH4I.
It is used in photographic chemicals and some drug treatments.
It can be prepared from hydroiodic acid reacting with ammonia.
It is easily soluble in water, from which it crystallizes into cubes. It is also soluble in ethanol. It gradually turns yellow upon standing in humid air, due to decomposition with the release of iodine.
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Technical data
Empirical formula NH4I
Molar mass (M) 144.94 g/mol
Density (D) 2.514 g/cm³
Boiling point (bp) 220 °C
Melting point (mp) 551°C
WCK 1
CAS no. 12027-06-4
EC-No. 234-717-7
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Specification
| Assay | 99,9+% |
| Calcium | 0.0002% |
| pH (5% solution) | 5.1 |
| Insoluble matter | 0.0002% |
| Phosphate | 0.0002% |
| Residue | 0.004% |
| Barium | 0.0001% |
| Chloride and Bromide | 0.002% |
| Heavy metals | 0.0005% |
| sulfate | 0.01% |
| Iron | 1 ppm |
Hazard statement
Hazard statements
H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
Precautionary statements Precautionary statements - prevention
P261 Avoid breathing dust
Precautionary statements - response
P302+P352 IF ON SKIN: Wash with plenty of water
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing
