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- Contact Person : Mr. Xu Jack
- Company Name : Hebei Eminent Chemical Technology Co., Ltd.
- Tel : 86-311-80872088
- Fax : 86-311-80872099
- Address : Hebei,Shijiazhuang,No.50 Zhaiying Street, Shijiazhuang City, Hebei
- Country/Region : China
sodium bromide 99%
Product Detailed
Related Categories:Halide ( Except Chloride )
This product is used for making sensitive emulsion of photographic film and for making medicinal intermediate in medico industry
| item | Specification | |
| Export Grade | Photo Grade | |
| Appearance | White Crystal | White Crystal |
| Assay(as NaBr)% ≥ | 99 | 99.5 |
| Degree of Clearance | To pass test | To pass test |
| Chloride(as CL)%≤ | 0.1 | 0.1 |
| Sulphates(as SO4)%≤ | 0.01 | 0.005 |
| Bromates(as BrO3)%≤ | 0.003 | 0.001 |
| PH(10% solution at 25 degree C) | 5-8 | 5-8 |
| Moisture% | 0.5 | 0.3 |
| Lead(as Pb) %≤ | 0.0005 | 0.0003 |
| Iodide(as I)%≤ | 0.006 | |
| Iron(as Fe)%≤ | 0.0002 | |
| Transmittance 5% at 410nm | 93.0-100.0 | |
| Deoxidize experience(To KMnO4) | The red unchanged above half hour | |
Shape and Properties: This product is white cubic crystal or white fine grain, belongs to regular system, white specific gravity 3.203 and melting point of 755, it is free of small and tastes salty and slightly bitter. It absorb water easily and agglomerates in the air, but does not deliquesce. It dissolves easily in water but slightly in alcohol. Its water solution is neutral and has electoconductibility.
sodium bromide 99%
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