Home Who We Are Products Company News Message Board Contact Us
Products More>>
  • FOLIC ACID(PRODUCER)
  • VITAMIN C SERIES
  • VITAMIN B12 SERIES
  • MORE VITAMINS
  • FOOD ADDITIVES
  • APIs
  • MORE CHEMICALS
  • SOFT CAPSULE OEM
  • Diamond Tools
  • Company News More>>
    Products More>>
    Ascorbic Acid (CAS No.:50-81-7)
    Description
    Ascorbic Acid is an odorless white or almost white crystalline powder with an acidic taste; the color may change to pale yellow when stored for a long time; It easily dissolves in water, hardly in ethanol and is insoluble in chloroform and ethoxyethane. It decomposes at about 190°C.
     
    Product identification
    Chemical names:
     (5R)-5-[(1S)-1,2-Dihydroxyethyl]-3,4-dihydroxyfuran-2(5H)-one.
    Synonyms: L-ascorbic acid; L-xylo-ascorbic acid; L-(+)-ascorbic acid; vitamin C
    CAS No.: 50-81-7
    Einecs No.: 200-066-2
    E No.: E 300
    INCI name: ascorbic acid
    Empirical formula: C6H8O6
    Molecular mass: 176.13 g/mol
     
    Solubility
    It easily dissolves in water, hardly in ethanol and is insoluble in chloroform and ethoxyethane..
     
    Stability and storage
    Ascorbic Acid is fairly stable to air if protected from humidity, but is somewhat sensitive to heat. The product may be stored for 36 months from the date of manufacture in the unopened original container and at room temperature below 25°C. On prolonged storage, a slight yellow discoloration may occur which, however, does not affect the biological activity.
     
    Uses
     
    Compendial compliance
    Ascorbic Acid meets all requirements of the FCC and Ph. Eur. and USP. and BP. when tested according to these compendia.
     
    Safety
    This product is safe for the intended use. Avoid ingestion, inhalation of dust or direct contact by applying suitable protective measures and personal hygiene. For full safety information and necessary precautions, please refer to the respective Material Safety Data Sheet.
     
    Copyright(C)2013 Enlighten chemicals |  TEL:0086-311-85837092 | ADD:No.9, Changjiang Road,Shijiazhuang,China | E-mail