Sodium Bromide
intro:
molecular formula：NaBr
molecular weight：102.9
H.S. CODE：2827.5100
Usage:：This product is used for making sensitive emulsion of photographic film and for making medicinal intermediates in medico-industries, e.g. diuretic , sedative etc. It is also used as bromide making complex material and complex dyes.
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
0.2% max
/
Bromate
100ppm max
100ppm max
Heavy metal(Pb)
10ppm max
/
As
4ppm max
/
Mercury
/
3ppm max
Iodide
/
50ppm max
Microelement
/
0.5ppm max
PH value
5.5-8.5
5.5-8.5
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.It should be stored in ventilated and dry storehouses. It must be noted that the product guards against damp and keeps in dark place, the fire can be put out by water in case of fire.
Package:25kg, 50kg, 500kg, 1000kg. Each by knitting bag with plastic inside.
