Vitamin H (D-Biotin)

Short Description:


SynonymsVitamin H; Vitamin B7; Hexahydro-2-oxo-1H-thieno[3,4-d]imidazole-4-pentanoic acid; (+)-cis-Hexahydro-2-oxo-1H-thieno[3,4-d]imidazole-4-pentanoic acid

Molecular FormulaC10H16N2O3S

Molecular Weight244.31

CAS Registry Number58-85-5 (22879-79-4)

Packing:25kg bag/drum/carton

Port of loading: China main port

Port of dispapch:Shanghai ; Qindao;Tianjin

Product Detail


Packaging & Shipping


Product Tags

Biotin is also called D-Biotin or vitamin H or vitamin B7. Biotin supplements are often recommended as a natural product to counteract the problem of hair loss in both children and adults. Increasing dietary biotin has been known to improve seborrheic dermatitis. Diabetics may also benefit from biotin supplementation.


1)Biotin(Vitamin H ) is the essential Nutrients of the retina,the Biotin deficiency could cause the Dry eyes, keratization, inflammation, even blindness. 
2) Biotin(Vitamin H) can improve the body’s immune response and resistance.
3) Biotin(Vitamin H) can maintain normal growth and development.

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  • Items Specification
    Description White crystalline powder 
    Identification Should meet the requirement
    Assay 98.5-100.5%
    Loss on drying:(%) ≤0.2%
    Specific rotation +89°- +93°
    Solution color and clarity Solution clarity and the samples should be light in color standard
    Melting range 229℃-232℃
    Ash ≤0.1%
    Heavy metals ≤10ppm
    Arsenic <1ppm
    Lead <2ppm
    Related substances Any impurity≤0.5%  
    Total plate count ≤1000cfu/g
    Mold & Yeast ≤100cfu/g
    E.Coli Negative
    Salmonella Negative

    Storage: in dry, cool, and shaded place with original packaging, avoid moisture, store at room temperature.

    Shelf Life: 48 months 

    Package:in 25kg/bag


    1. What’s your payment terms?
    T/T or L/C.

    2. What’s your delivery time?
    Usually we will arrange the shipment in 7 -15 days.

    3. How about the packing?
    Usually we provide the packing as 25 kg / bag or carton. Of course, if you have special requirements on them, we will according to you.

    4. How about the validity of the products?
    According to the products you ordered.

    5. What documents you provide? 
    Usually, we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

    6. What is loading port?
    Usually is Shanghai,Qingdao or Tianjin.

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