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    Ascorbic Acid

    Ascorbic acid is an essential vitamin C source for both health and food preservation.


    Chemical name: Ascorbic Acid;Vitamin C ; VC; L-Ascorbic Acid

    CAS Number:50-81-7

    EINECS Number:200-066-2

    Molecular formula: C6H8O6

    Molecular weight:176.12

    Product Standard: GB/FCC/USP


    1)800×25kg cartons=20mts in one 20’FCL without pallets.

    2)720×25kg cartons=18mts in one 20’FCL with pallets.

    Storage Condition:

    Keep well closed in its original packing in a cool and dry place.

    Shelf life: 2 years.

    Buying Guide:

    Ascorbic Acid Buying Guide

    Mondstar offers a diverse range of chemical products and is your preferred supplier of food additives and ingredients, providing high-quality ascorbic acid powder wholesale and export services. For more information, you can directly contact [email protected] or call +86-17303712627.


    Product Overview

    Ascorbic acid, also known as vitamin C, is an essential water-soluble vitamin, that appears as a white or colorless crystalline powder. This compound, with the ascorbic acid chemical formula C6H8O6, is soluble in water and ethanol, although its solubility decreases at higher temperatures. The ascorbic acid molar mass is 176.12 g/mol, contributing to its specific chemical properties. It has a density of 1.65g/cm^3 and is notably sensitive to oxygen and light, particularly when in solution. As a hygroscopic substance, ascorbic acid powder requires careful storage to prevent caking and maintain its integrity.


    Item Unit Standard
    Identification / positive
    PH 5% w/v 2.2~2.5
    PH 2% w/v 2.4~2.8
    Specific optical rotation % +20.5°  ~  +21.5°
    Clarity of solution -- Clear
    Heavy Metals % 0.0003Max
    Assay( as C6H8O6) % 99.0~100.5
    Copper ppm ≤150
    Iron ppm ≤50
    Mercury ppm ≤300
    Arsenic ppm /
    Lead ppm /
    Oxalic acid ppm /
    Sulpated ash ppm /
    Residual solvents( as methanol) ppm /
    Total plate count ppm /
    Yeasts&molds ppm /
    Escherichina / /
    Staphylococcus aureus / Pass Test
    The main application of Ascorbic Acid
    • Ascorbic acid in food and beverages is commonly utilized for its antioxidant and preservative qualities, helping to maintain color, flavor, and nutritional value in various products such as juices, canned goods, and flavored snacks.
    • In preserving perishable food items like meat, fish, fruits, and vegetables, the antioxidant properties of ascorbic acid play a crucial role in preventing spoilage and discoloration by inhibiting oxidation reactions.
    • Ascorbic acid in bread is commonly added as a dough conditioner to strengthen and increase the elasticity of the gluten network
    • Ascorbic acid in skin care and cosmetics is a pivotal ingredient known for its collagen-boosting, brightening, and anti-aging properties, often incorporated into serums, lotions, creams, and masks.
    • Ascorbic acid in medicine serves as a vital supplement for treating vitamin C deficiency and supporting immune function. Additionally, its antioxidant properties are essential in maintaining the potency of various drugs.
    • Ascorbic acid can improve the tensile and strength properties of dough in flour milling. Ascorbic acid aids in bread making.
    • Ascorbic acid in pools is often used to neutralize chloramines and lower the pH of pool water.

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