бромистоводородная кислота

1. Product Name and Physical & Chemical Properties Chemical Name: Hydrobromic acid Molecular formula: HBr Molecular weight: 80.91 Physical and chemical properties: Colorless or slight yellow transparent liquid. If placed in the sun or aerated for long, the product will release bromine and be darkened in color. The hydrobromic acid is the aqueous solution of bromin hydride gas, whose relative density change with the percentage concentration.2. Quality Standards Our company runs the National Standard GB621-77.Technical parameters: Item Best Quality Appearance Colorless transparent liquid Content,% 47%min Dissociated 50ppm max Chloride ion 100ppm max Sulfide 20ppm max Iodide 50ppm max Fe 1ppm max Heavy metals 5ppm max 3 Application Used as catalyst accelerrators for the PTA production. 4.Package and Storage 300kg each barrel, packaged in PVC barrel. Stock in cool and ventilated places, keep out of the sun, and transport according to requlations on general dangerous matters. 5.Period of quality guarantee 18 months.