intro:
molecular formula: NH4Br
molecular weight: 97.94
CAS number: 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℃ (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.
Packing: PP woven bag of 25kg net each inner lined with PE bag. |
