Molecular formula：NaBr
Molecular weight：102.9
Characteristic：This product is white cubic crystal or white fine grain, belongs to regular system, with specific gravity 3.203, melting point of 755℃ and boiling point of 1390℃. It is scentless and tastes salty and slightly bitter. It can 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.
Product Standard and Specification：ＧＢ/Ｔ1265-2003
Item |
Specification |
Content (NaBr)% ≥ |
≥98.0 |
PH Value(50g/L,25℃) |
5.5－8.5 |
Degree of Clearance |
Pass |
Water indissolvable material/% |
≤0.02 |
Chloride (CL)/% |
≤0.5 |
Bromates (BrO3)/% |
≤0.003 |
Iodide (I)/% |
≤0.05 |
Sulphates (SO4)/% |
≤0.005 |
Azote (N)/% |
≤0.002 |
Magnesium (Mg)/% |
≤0.002 |
Potassium (K)/% |
—— |
Calcium (Ca)/% |
≤0.005 |
Iron(Fe)/% |
≤0.0005 |
Barium (Ba)/% |
≤0.005 |
Lead (Pb)/% |
≤0.0005 |
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
Package and storage：
Double layer packaging, plastic bag liner, and plastic weaving bag out coat. 25 kg/Bag .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.
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