Sinoway Industrial Co., Ltd

Date: 16th August 2016
Omeprazole CAS:73590-58-6
1.??? Product InformationProduct Name: Omeprazole ??Cas No.: 73590-58-6Molecular Formula: C17H19N3O3S Molecular Weight:?345.42?2.??? Uses:?Omeprazole is used to treat symptoms of gastroesophageal reflux disease?(GERD) and other conditions caused by excess stomach acid. It is also used to promote healing of erosive esophagitis (damage to your esophagus caused by stomach acid). 3.??? Specification:TEST????? ITEMSTANDARDS??? REQUIREDCharactersIdentificationA:??B:TestCompleteness ? of solutionRelated ? compounds F and G?Loss ? on dryingResidue ? on ignitionHeavy ? metalsChromatographic ? purity?HPLC?5-Methoxy-1H-benzimidazol-2-thiolOmeprazole ? N-oxideOmeprazole ? sulfone N-oxideDesmethoxy ? omeprazoleOmeprazole ? sulfoneOmeprazole ? 4-chloroanalogUfiprazoleAny other ? individual impurityTotal ? impuritiesResidual ? solvent:a)Acetoneb)Methylene ? chloridec)Methanold)Toluenee)BenzeneAssay(HPLC)on dry ? basisA white or almost white powder?The ? retention time of the major peak of the sample solution corresponds to that ? of the standard solution, as obtained in the assayIR ? Conforms to standard <197K>?Conforms ? to standard <641>The ? absorbance is not greater than 0.10 at 440nm??350ppm ?<197U>?0.5% ? <731>?0.1% ? <281>?0.002% ? <231><621>?0.15%?0.15%?0.15%?0.15%?0.15%?0.15%?0.15%?0.10%?1.0%??1500ppm?100ppm?1000ppm?300ppm? ? ?1ppm98.0%-102.0% <621>?4.??? Sinoway?s advantages:Fast Delivery, Good Quality and reasonable price Professional Manufacturer, 29 years in pharmaceutical industry ISO, USP standard?
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