L-Valine

Short Description:

NameL-Valine

SynonymsL-2-Amino-3-methylbutyric acid; 2-Aminoisovaleric acid

Molecular FormulaC5H11NO2

Molecular Weight117.15

CAS Registry Number72-18-4

EINECS200-773-6

Packing:25kg bag/drum/carton

Port of loading: China main port

Port of dispapch:Shanghai ; Qindao;Tianjin


Product Detail

Specification

Packaging & Shipping

FAQ

Product Tags

L-Valine 72-18-4 is white crystals or crystalline powder , with ethanol aqueous solution heavy clean person for colorless tabular or scaly crystallization. Odorless, have special bitterness. Melting point of about 315 °C.

Functions&Applications: L-valine is one of the eight essential amino acids for human body, which could be used in the preparation of compound amino acid infusions, synthesis polypeptide drugs and food antioxidant etc. It is widely used in blood-brain barrier, hepatic coma, chronic liver cirrhosis, and renal failure treatment, inborn errors of metabolism of dietary treatment, sepsis, and postoperative treatment of patients with diabetes, as well as in medicine speeding up the healing of surgical wounds and in nutritional supportive care of patients with cancer. In addition, it is also used in preparation of infusions high in branched-chain amino acids(such as 3H infusion,etc.) and oral liquid(such as liver-an dry syrup, etc.). Applications in food nutrition fortifier, food flavor enhancer and agricultural insecticide are popular too.


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  • Product Specification Of L-Valine 98.5%

    Items

    Standards

    Appearance

    White crystals or crystalline

    Identification

    IR:Concordant with the

    Assay(%)

    98.5 – 101.5

    pH

    5.5 – 7.0

    Specific rotation(°)

    +26.6 – +28.8

    Residue on ignition(%)

    0.10 Max

    Loss on drying(%)

    0.30 Max

    Cl(%)

    0.05 Max

    Fe(ppm)

    30 Max

    SO4(%)

    0.03 Max

    As(ppm)

    1.5 Max

    Heavy metals(ppm)

    15 Max

    Organic volatile

    Meets the requirements

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

    Shelf Life: 48 months 

    Package:in 25kg/bag

    delivery:prompt

    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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