L-Ascorbic acid powder CAS No.: 50-81-7

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  • CAS Number: 50-81-7
  • Molecular Formula: C6H8O6
  • Specification: BP, USP, FCC grade
  • Packing: 25kg/carton
  • TDS : TDS download
  • MSDS: MSDS Download
  • Product Detail


    Product Tags

    TJNumber TNJ-H08924534
    Commodity name L(+)-Ascorbic acid
    Alias Vitamine C;Vita C BP2005
    CAS Nr. 50-81-7
    Molecular Formula C6H8O6
    Formula Weight 176.124 g/mol
    Physical State White crystalline powder
    Function Health care vitamins
    Manufacturer/Supplier Hefei TNJ Chemical Industry Co.,Ltd.
    Factory Location Hefei, Baiyin
    Price Range $0-20/kg FOB China
    Annual Output Bulk volume for wholesales
    Specification Please refer to TDS or COA
    MSDS MSDS Download
    TDS TDS Download
    Purchase MOQ As per your demand to buy any quantity
    Sales Email


    L-Ascorbic acid powder CAS No.: 50-81-7 is a white or slightly yellow crystals or powder,a little acid.m.p.190°C-192°C,easily soluble in water,a little soluble in alcohol and uneasily soluble in Ether and chlorofom and other organic solvent.In solid state it is stable in air.Its water solution is easliy mutated when it meets with air. Ascorbic acid, or vitamin C, a water-soluble dietary supplement. Vitamin C is not only an important nutrient but is also used as an antioxidant in various foods. However, it is not soluble in fat and is unstable under basic conditions. The name ascorbic means antiscurvy and denotes the ability of ascorbic to combat this disease. Vitamin C can prevent scurvy, also known as "ascorbic acid." Over the years, animal experiments and clinical studies have found that vitamin C can lower blood cholesterol levels, enhance immunity, increase capillary elasticity, promote healing of wounds and surgical incisions, prevent colds, promote growth and development, and prevent chronic metal poisoning such as mercury and lead. To prevent aging, prevent tumors, etc. Therefore, in addition to treatment, there are many people who are consciously taking vitamin C, especially some middle-aged and older people prefer to take it regularly or for a long time.


    Items Specification
    Characteristics White or almost white,Crystalline powder or colourless crystals
    Identification Corresponds
    Melting Point 189°C ~ 193°C
    PH (5%,W/V) 2.1-2.6
    PH (2%,W/V) 2.4-2.8
    Specific Optical Rotation +20.5° ~ +21.5°
    Apperance of Solution Clarity: Clear; Colour: ≤BY7
    Heavy Metals ≤10ppm
    Copper ≤5 ppm
    Iron ≤2 ppm
    Mercury <1 ppm
    Arsenic ≤3 ppm
    Cadmium <1 ppm
    Lead <2 ppm
    Loss of Drying ≤0.4%
    Sulphate Ash ≤0.1%
    Oxalic Acid (Impurity E) ≤0.2%
    Related substances Impurity C:  ≤0.15%
    Impurity D:  ≤0.15%
    Unspecified impurities:  ≤0.10%
    Total impurities:  ≤0.20%
    Residual solvents Meets the requirements
    Assay 99.0%-100.5%

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