China Sodium bromide - China Supplier
China Sodium bromide - China Supplier

Sodium bromide

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Description
Additional Information

 

Product Name: Sodium Bromide
English Name: Sodium bromide
CAS Number: 7647-15-6
Molecular Formula: NaBr
Molecular Weight: 102.89
Properties: Colorless cubic crystals or white granular powder, belonging to the cubic crystal system. Odorless, salty taste, slightly bitter. Specific gravity 3.203, melting point 747.0°C, boiling point 1390°C. Absorbs moisture in the air and forms lumps, but does not deliquesce. Easily soluble in water, slightly soluble in alcohol. Its aqueous solution is neutral and conductive.
Quality Specifications: (SPECIFICATION)
Item
Pharmaceutical Grade
Photographic Grade
Reagent Grade III
Industrial Grade
Content% ≥ 99.0 99.0 98.0 98.0
Water Insoluble Reaction Qualified Qualified Qualified   
Chloride (as Cl)% ≤ 0.2 0.5 0.5 1.0
Sulfate (SO4)% ≤ 0.005 0.005 0.005  
Bromate (as BrO3)% ≤ 0.005 0.003 0.003  
Iron (Fe)% ≤ 0.0002 0.0002 0.0002 0.005
Iodide (as I)% ≤ 0.01 0.01 0.05  
Heavy Metals (as Pb)% ≤ 0.0002 0.0003 0.0005  
Arsenic (as As)% ≤ 0.0004      
Loss on Drying% ≤ 0.5 0.5 0.5 1.0
Water Insoluble Matter% ≤ Qualified Passed 0.005 0.005  
Reference Standard China Pharmacopeia 1995 ANSI PH4 207-1982 GB1277-77 GB1277-77
Uses: Used in the production of photographic films; in medicine as a diuretic and sedative, enhancing the inhibitory processes of the cerebral cortex. In the synthesis of fragrances, pharmaceuticals, and dyes, it is used as a brominating agent. Also commonly used as a chemical reagent.
Packaging and Storage: Composite bags, cardboard drums 30×37(cm) lined with two layers of plastic bags, 25Kg per bag/drum. Store in a dry, ventilated place, sealed and protected from light to prevent moisture absorption. In case of fire, use water and fire extinguishers.

 

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