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Home > Food Additives > Nutrition Supplements > L-Ascorbic acid for Sale > Food Grade L-Ascorbic Acid Vitamin C CAS 50-81-7 Antioxidant & Nutrient
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Food Grade L-Ascorbic Acid Vitamin C CAS 50-81-7 Antioxidant & Nutrient

86 Inquiries

Unit Price: Get Latest Price
CAS No.:

50-81-7

Grade:

Food Grade

Content:

99%

Port:

xiamen

Brand:

Yida Chem

Packaging:

25kg/Cardboard Drum with Food Grade PE Liner

Price valid (until):

2026-06-04

Company Type:
Distributor
Location:
China
Qualification:
Main Products:

aryl or toluenesulfonic acid,Alkyl,[hydrazine content,Ammonium bifluoride,Ammonia,Methanol

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Product Introduction  


    L-Ascorbic Acid (Vitamin C, CAS:50-81-7,EINECS:200-066-2, HS Code:2936270010, molecular formula C₆H₈O₆, MW:176.12) is a white or slightly yellow crystalline powder with a characteristic acidic taste, produced via advanced two-step fermentation process from glucose followed by purification and crystallization. Our food grade vitamin C strictly complies with GB 14754-2010, FCC, USP and EU food safety standards, with purity ranging from 99.0% to 100.5%. It is highly soluble in water, exhibiting strong reducing properties and excellent antioxidant activity. As an essential water-soluble vitamin, it plays critical roles in collagen synthesis, immune function enhancement, iron absorption and free radical scavenging. It is the most widely used nutritional fortifier and natural antioxidant in the global food, beverage and pharmaceutical industries.

    Items Specifications
    Appearance White Crystalline Powder
    Assay 99.0% Min 
    Melting Point 189-192℃
     pH (1% Solution) 2.1-2.6
    Loss on Drying ≤0.4% 

    Applications
    Food & Beverage Industry (Core Application)
    Nutritional fortifier in fruit juices, soft drinks, dairy products, cereals and confectionery
    Natural antioxidant preventing browning and oxidation in fruits, vegetables and processed foods
    Flavor enhancer and acidity regulator in beverages and food products
    Protects other sensitive ingredients (vitamin A, E, carotenoids) from degradation
    Dietary Supplements & Health Products
    Key ingredient in multivitamins, vitamin C tablets and effervescent tablets
    Supports immune system function and helps reduce the duration of colds
    Promotes collagen synthesis for healthy skin, bones and connective tissues
    Enhances iron absorption and helps prevent iron deficiency anemia
    Pharmaceutical Industry
    Active ingredient in vitamin C injections and tablets for treating scurvy
    Adjuvant therapy for various diseases including infections and cardiovascular conditions
    Antioxidant in pharmaceutical formulations to improve stability
    Cosmetic & Personal Care Industry
    Antioxidant and brightening agent in serums, creams and lotions
    Inhibits melanin production and helps reduce hyperpigmentation
    Promotes collagen synthesis for anti-aging effects

    Product Advantages
    ✅ High purity & food safety: Meets global food and pharmaceutical standards with complete Halal, Kosher and GMP certifications
    ✅ Excellent antioxidant activity: Effectively scavenges free radicals and prevents oxidative damage
    ✅ Good solubility: Dissolves rapidly and completely in water, ideal for beverage applications
    ✅ Multiple grades available: Regular grade, coated grade and sustained-release grade to suit different formulation needs
    ✅ Stable quality: Advanced production technology ensures consistent purity and particle size between batches
    ✅ Complete documentation: Provides COA, MSDS, third-party test reports and all required regulatory documents
    ✅ Large-scale production capacity: Stable supply to support bulk orders and long-term contracts

    Packaging & Storage
    Standard packaging: 25kg food-grade kraft paper bags with inner PE liners; 25kg fiber drums available for high-end applications. Store in a cool, dry and dark warehouse away from direct sunlight, moisture and strong oxidizing agents. Keep containers tightly sealed to prevent oxidation and contamination. Shelf life is 24 months under proper storage conditions.

    Safety Information
    Classified as non-hazardous for international transportation. Generally recognized as safe (GRAS) by the FDA for use in food products. Excessive daily intake (over 2000mg) may cause mild gastrointestinal discomfort and diarrhea. Avoid inhalation of fine dust during handling; wear dust masks and protective gloves. In case of eye contact, rinse thoroughly with plenty of clean water. Complete MSDS with detailed safety information is available upon request.

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    With 15 years of experience in chemical foreign trade, we offer the following core strengths to support your procurement needs:

    1. 1.A 70,000 ㎡ warehouse (20,000 MT capacity) with moisture-proof and temperature-controlled systems, enabling efficient fulfillment of large-volume orders.
    2. 2.Free samples (Ship within 3-7 days) to let you test products at zero trial cost.
    3. 3.Transparent lead time for hazardous chemicals: 45–60 days, with clear delivery schedules.
    4. 4.Certified with a Hazardous Chemical Business License and ISO certification, ensuring smooth customs clearance.
    5. 5.6 packaging options with customizable logos to minimize product loss during transportation.
    6. 6.Over 400 chemical SKUs available for one-stop procurement, helping you reduce sourcing costs.

    Please share your purchase volume, target market, and other requirements, and we will tailor a customized solution for you!

    Basic Info
    Product Name:

    L-Ascorbic acid

    Other Name:

    L-Ascorbic acid;Allercorb;Antiscorbic vitamin;Antiscorbutic vitamin;Ascorbajen;Ascorin;Ascorteal;Ascorvit;Cantan;Cantaxin;Catavin C;Cebicure;Cebione;Cecon;Cegiolan;Ceglion;Celin;Ce-Mi-Lin;Cenetone;Cereon;Cergona;Cescorbat;Cetemican;Cevalin;Cevatine;Cevex;Cevimin;Ce-Vi-Sol;Cevitamic acid;Cevitamin;Cevitan;Cevitex;Ciamin;Cipca;Concemin;Davitamon C;3-keto-L-Gulofuranolactone;L-3-Keto-threo-hexuronic acid lactone;Laroscorbine;Lemascorb;Liqui-Cee;3-Oxo-L-gulofuranolactone;Planavit C;Proscorbin;C-Quin;Ribena;Secorbate;Vicelat;Vicin;Vitacimin;Vitacin;Vitamin C;Vitamisin;Vitascorbol;Redoxon;Vitacee;L-threo-Hex-2-enonic acid,γ-lactone;Ascorbic acid;L-Lyxoascorbic acid;Xyloascorbic acid,L-;Cevital;L-Xyloascorbic acid;C-Vimin;Testascorbic;Adenex;Hybrin;Cetamid;Colascor;Scorbu C;Xitix;Celaskon;Cebion;Cemagyl;Ascorbutina;Viforcit;Vitace;IDO-C;Viscorin;Ascoltin;Hicee;Neo-Valdrin;(+)-Ascorbic acid;Citrovit;Chewcee;L-threo-Ascorbic acid;Ronotec 100;L-(+)-Ascorbic acid;Rontex 100;Juvamine;Rovimix C;Vasc;P 1110;VC 97;Kangbingfeng;Suncoat VC 40;Viscorin 100M;Cewin;Ceklin;Ascorbicap;Cetane;Cetane-Caps TC;Cetebe;E 300;NSC 218455;NSC 33832;Cell C;Ascorell;C-L 6/PW;VC 40;100M;Cinal;Rovimix C-EC;Vitashure 160;Cevarol;Tanvimil C;Vaginorm-C;Monovitan C;Pascorbin;Ascorbalox;Energil C;Bovi-C;Emvit-C;Novasol Cof;5-(1,2-Dihydroxyethyl)-3,4-dihydroxy-5H-furan-2-one;14536-17-5;30208-61-8;50976-75-5;56172-55-5;56533-05-2;57304-74-2;57606-40-3;88845-26-5;89924-69-6;129940-97-2;154170-90-8;259133-78-3;623158-95-2;882690-91-7;884381-69-5;885512-24-3;896436-13-8;1018124-03-2;1129294-89-8;1428525-25-0;1703051-92-6

    CAS No.:

    50-81-7

    Molecular Formula:

    C6H8O6

    InChIKeys:

    InChIKey=CIWBSHSKHKDKBQ-JLAZNSOCSA-N

    Molecular Weight:

    176.124

    Exact Mass:

    176.12

    EC Number:

    200-066-2

    HScode:

    29362700

    Categories:

    Nutrition Supplements

    Characteristics
    PSA:

    107.22

    XLogP3:

    -1.4074

    Appearance:

    White to very light yellow crystalline powder

    Density:

    1.65 g/cm3

    Melting Point:

    190-192 °C (decomp)

    Boiling Point:

    415.8ºC at 760 mmHg

    Flash Point:

    180.4ºC

    Refractive Index:

    21 ° (C=10, H2O)

    Water Solubility:

    H2O: 333 g/L (20 ºC)

    Storage Conditions:

    Ventilation low temperature drying

    Vapor Pressure:

    9.28X10-11 mm Hg at 25 deg C (est)

    Toxicity:

    LD50 oral in rat: 11900mg/kg

    Specific rotation:

    [α]D/20 between + 20,5° and + 21,5° (10 % w/v aqueous solution)

    Explosive limit:

    Dust forms explosible mixtures in air with moderate explosion severity.

    Odor:

    Odorless

    Taste:

    Pleasant, sharp, acidic taste

    PH:

    Between 2,4 and 2,8 (2 % aqueous solution)

    PKA:

    4.7(at 10 °C)

    Hazard Identification

    Classification of the substance or mixture

    Not classified.

    GHS label elements, including precautionary statements

    Pictogram(s) No symbol.
    Signal word

    No signal word

    Hazard statement(s)

    none

    Precautionary statement(s)
    Prevention

    none

    Response

    none

    Storage

    none

    Disposal

    none

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    NO open flames. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Separated from strong oxidants and strong bases.Solutions of ascorbic acid are rapidly oxidized in air and in alkaline media; the drug should be protected from air and light.

  • Seller Information
    Business Type:

    Distributor

    Main Products:

    aryl or toluenesulfonic acid,Alkyl,[hydrazine content,Ammonium bifluoride,Ammonia,Methanol

    Location:

    Room A415, No.28 Xianglian Li, Siming District, Xiamen City

    Payment Terms:

    TT against copy of documents,TT against B/L draft before shipment,100% TT in advance

    Total Annual Revenue:

    $2.5 million-$5 million

    Total Employees:

    5-10

    Year of Establishment:

    2010


      Company Profile  


    Xiamen Yida Chemical Import & Export Co., Ltd., was founded in 2010,which has extensive experience in the chemical materials industry.Our company is located in Xiamen, a key international port city of Fujian Province, China.Our main products include sodium hydroxide (food-grade/industrial-grade flakes), magnesium sulfate,urea fertilizer,citric acid, sodium pyrosulfite etc. Our products are widely used in different fields, such as environmental water treatment, fertilizer, textile dyeing, metal electro-plating,food processing,and biopharmaceuticals.

    With long-term partnerships with over 100 professional domestic raw material suppliers, we deliver stable-high-quality, cost-effective solutions tailored to domestic and foreign clients' needs.Our products are sold both domestically and in multiple overseas countries, earning consistent praise from customers. Our operations are guided by the principles of integrity, professionalism, and safety, with a steadfast commitment to customer-centric service. We strive to foster mutually beneficial collaborations, driving sustainable growth for our partners.
  • Inquiry History
    86 Inquiries
    Country Product Purchase Quantity Date Posted
    China

    Ascorbic Acid 50-81-7

    100 KG Mar 5, 2026
    Uzbekistan

    ASCORBIC ACID

    10000 MT Mar 5, 2024
    India

    VITAMIN C

    50.00 G Nov 10, 2025
    India

    Ascorbic Acid

    2000.00 MT Oct 23, 2023
    Malaysia

    ASCORBIC ACID

    1000 KG Jun 14, 2024
    Ecuador

    ASCORBIC ACID

    10 MT Jul 2, 2026
    Thailand

    vitamin C

    1 MT Jun 3, 2026
    Philippines

    Ascorbic acid

    1000 KG Jun 1, 2026
    Burkina-faso

    Ascorbic Acid (Luwei or CSPC)

    1.5 MT Mar 25, 2026
    Egypt

    Ascorbic Acid

    1.00 KG Mar 13, 2026
    China

    L-Ascorbic acid

    100 KG Mar 4, 2026
    India

    Ascorbic Acid

    100.00 KG Feb 9, 2026
    Philippines

    L(+)-Ascorbic acid

    5000 MT Feb 9, 2026
    India

    Ascorbic acid

    100.00 KG Aug 29, 2025
    United States

    L-Ascorbic acid

    2 KG Aug 12, 2025
    Kazakstan

    Ascorbic acid

    1.00 20' Fcl Jul 31, 2025
    Turkey

    VItamIn C (AskorbIk AsIt )

    25.00 KG Apr 16, 2025
    South Africa

    Ascorbic acid

    1 KG Mar 6, 2025
    Sri Lanka

    Ascorbic acid

    1000.00 KG Feb 13, 2025
    Brazil

    Ascorbic Acid

    4362.00 KG Jan 26, 2025
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