By certification 
ammonium bromide
Ammonium Bromide
molecular formula:NH4Br
molecular weight:97.94
Cas No: 12124-97-9
H.S. CODE:2827.5900
Usage:Ammonium Bromide is used in the preparation of photographic emulsions and developers,in pharmaceutical preparations,as a wood preservative,forwater treatment and as a flame retardant additive.
Specifications:
|
Medical grade |
Photo grade |
Content |
99% min |
99.5% min |
Loss on drying |
0.5%max |
0.3% max |
Chloride |
0.5% max |
0.2% max |
Sulphate |
0.02% max |
|
Bromate |
30ppm |
30ppm max |
Heavy metal |
10ppm max |
/ |
As |
/ |
/ |
Mercury |
3ppm max |
/ |
Microelement |
/ |
0.5ppm max |
Iodide |
50ppm max |
|
PH |
5.5-8.5 |
5.5-8.5 |
Properties: This Product is white cubic crystal, Specific gravity 2.429 and melting point 542°C (decomposed). It is free of smell and tastes salty. It absorbs water and alcohol. Store in adry, cool, well ventilated storehouse. Avoid inhalation, ingestion and contact with eyes and skin.
Package: PP woven bag of 25kg net each inner lined with PE bag.
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