Ammonium Bromide
Ammonium Bromide is employed in the preparation of photographic emulsions and developers, in pharmaceutical preparations, as a wood preservative, for water treatment and as a flame-retardant additive.
Formula: NH4Br
Packaging: Ammonium Bromide is supplied in polyethylene bags of 25 kg net each and in 500kg big bags.
Flammability and Explosivity: Non-flammable and non-explosive. On heating to sublimation, dissociates into ammonia and hydrogen bromide.
CAS Number
12124-97-9
Key Benefits
- A bromide source
- Inorganic salt
- A chemical reagent
Specifications
Appearance
White Briquettes Clear Colorless
Assay %
>99.5
Loss on Drying %
<0.2
Transmit of 20% Sol 410 nm %
>96
pH of a 5% aqueous solution
4.5-5.5
Chlorides (as Cl–) wt %
<0.1
Iodides (as I–) %
<0.006
Sulfates (as SO4) Wt%
<0.005
Resistance to KMnO4 Minutes
>10
Heavy Metals (as Pb) ppm
<3
Iron (as Fe2O3) ppm
<2
Non-Volatiles %
<0.01
Alkal Earth Metals (as Ca) %
<0.005
Water Insolubles %
<0.005
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