- Contact Person : Mr. gu simon
- Company Name : Nanjing Yeshun Industry & International Trading Co., Ltd.
- Tel : 86-25-86637033
- Fax : 86-25-58304200
- Address : Jiangsu,NANJING,No.65 Zhuanqiang Industrial Park Gaochun County Nanjing
- Country/Region : China
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.
Ammonium bromide