Ammonium Bromide cas no:12124-97-9 BrH4N
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Ammonium Bromide
Cas No:12124-97-9
Molecular Formula:NH4Br
Molecular weight:97.94
Chemical structure:
Properties:White crystal or white crystal powder; no smell, bitter taste;relative gravity: 2.429; soluble in water, alcohol,slightly soluble in ether.
Quality Index:
Items |
Photo Grade |
Assay |
≥99.5% |
Loss on Drying |
≤0.2% |
PH of 5% aqueous solution |
4.5~5.5 |
Chloride |
≤0.1% |
Iodide |
≤0.006% |
Sulfate |
≤0.005% |
Heavy Meatal |
≤3 ppm |
Iron |
≤2 ppm |
Non-Volatiles |
≤0.01% |
Alkal Earth Meatls |
≤0.05% |
Water Insolubles |
≤0.005% |
Application: used in the preparation of photographic emulsions and developers,etc.
Packing: Net each in 25kg bag or according to the customer’s requirement.
Storage: store in a ventilated dry place. keep it away from the light and moisture. the fire can be put out by water in case of fire.
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