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China
联系人 Ms. yuanni
No.259 Furong Road (M),, Changsha, Hunan
Properties: it is white or light yellow powder. Melting point >**0â, soluble in hot water, ammonia and other alkaline solutions, insoluble in alcohol and ether. Uses: For the production of sulfonamide, synthesis of vitamin B4, or used to produce anti-tumor & a supplementary drug.