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Home > Food Additives > Nutrition Supplements > L-Proline for Sale > Pharmaceutical grade L-Proline from China Largest factory
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Pharmaceutical grade L-Proline from China Largest factory

TDS 35 Inquiries

Unit Price: Get Latest Price
CAS No.:

147-85-3

Grade:

Food Grade

Content:

99%

Port:

Shanghai

Brand:

Weihe

Packaging:

25kg

Price valid (until):

2025-04-29

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

N-Acetyl-L-Cysteine,L-Cysteine,L-Cysteine HCL Monohydrate,L-Cysteine HCL Anhydrous

  • Product Description

  • Seller Information

  • Inquiry History

  • Description

    Shop High Quality L-Proline Nutritional supplements crystalline powder 147-85-3-Detailed Image 1 Shop High Quality L-Proline Nutritional supplements crystalline powder 147-85-3-Detailed Image 2 Shop High Quality L-Proline Nutritional supplements crystalline powder 147-85-3-Detailed Image 3


    L-Proline Detail  


    Uses
    Used in biochemical research, used in medicine for malnutrition, protein deficiency, gastrointestinal diseases, burns and postoperative protein supplementation, etc.
    Uses
    Amino acid drugs. It is one of the raw materials for compound amino acid infusion, used for malnutrition, protein deficiency, severe gastrointestinal diseases, burns and postoperative protein supplementation.
    Uses
    Nutritional supplement. Flavoring agent, heated with sugar to produce amino-carbonyl reaction, can produce special flavor substances. According to my country's GB2760-86 regulations, it can be used as a flavor.
    Uses
    Medical raw materials and food additives.
    Uses
    Used in biochemical research, used in medicine for malnutrition, protein deficiency, gastrointestinal diseases, burns and postoperative protein supplementation, etc. Amino acid drugs. It is one of the raw materials for compound amino acid infusion, used for malnutrition, protein deficiency, severe gastrointestinal diseases, burns and postoperative protein supplementation. Nutritional supplement. Flavoring agent, heated with sugar to produce amino-carbonyl reaction, can produce special flavor substances. According to my country's GB2760-86 regulations, it can be used as a flavoring. It is used in amino acid injections, compound amino acid infusions, food additives, nutritional supplements and other pharmaceutical raw materials and food additives.
    Uses
    Nutritional supplement. Flavoring agent. It can be heated with sugar to produce amino acid-carbonyl reaction to generate special flavor substances

    Items Specifications
    Appearance White crystals or crystalline powder
    Specific optical rotation [α]D25 -84.5° to -86.0°
    Chloride(Cl) ≤0.02%
    Sulfate (SO4) ≤0.02%
    Iron(Fe) ≤0.001%
    Heavy metals(Pb) ≤0.001%
    Loss on Drying ≤0.30%
    Residue on ignition(sulfated) ≤0.10%
    Assay ≥99.0%

    Shop High Quality L-Proline Nutritional supplements crystalline powder 147-85-3-Detailed Image 4


      Who we are?  


        Weihe Biotech has Anhui Weihe production base, and Henan Weihe Biological Engineering Co.,Ltd. It is a national high-tech enterprise and a national technological innovation demonstration enterprise specializing in the research and development, production, and sale of fermented Amino acids and Vitamin nutritional fortifiers.
    Company has strong technical force, has a reputation in the amino acid industry of technical experts and capable and efficient management team, the use of plant raw material fermentation method to produce a series of small varieties of amino acids. Its production process through green transformation and physical purification, without harmful chemical residues, the waste liquid wastewater produced through comprehensive utilization into waste into treasure, the formation of a circular industrial chain.


    Shop High Quality L-Proline Nutritional supplements crystalline powder 147-85-3-Detailed Image 5


      What could we do?   


    1. Support sample orders for your trial production. And after the sample approved, we can negotiate for commercial order.

    2. Provide customized materials according to your specification demands.

    3. Various payment methods are available.

    4. Our products are sold worldwide, like Europe, North&South America, Asia and pacific area as well as Africa, we are aiming to establish long term cooperation with our clients.

    5. 7 DAYS 24 HOURS service. In time and clear response to customers questions. 100% guaranteed aftersales service, we are happy to provide guidance or solutions during your consumption.


    Shop High Quality L-Proline Nutritional supplements crystalline powder 147-85-3-Detailed Image 6


    Shop High Quality L-Proline Nutritional supplements crystalline powder 147-85-3-Detailed Image 7

    Certificates

    Basic Info
    Product Name:

    L-Proline

    Other Name:

    L-Proline;Proline,L-;Proline;L-(-)-Proline;2-Pyrrolidinecarboxylic acid,(S)-;(S)-(-)-Proline;2-Pyrrolidinecarboxylic acid;(-)-Proline;(S)-Proline;(S)-2-Pyrrolidinecarboxylic acid;(-)-2-Pyrrolidinecarboxylic acid;L-Pyrrolidine-2-carboxylic acid;L-α-Pyrrolidinecarboxylic acid;Carboxypyrrolidine;NSC 46703;(S)-2-Carboxypyrrolidine;(2S)-Pyrrolidine-2-carboxylic acid;21: PN: WO2021055880 SEQID: 22 claimed protein;7005-20-1;95650-41-2;1150316-19-0

    CAS No.:

    147-85-3

    Molecular Formula:

    C5H9NO2

    InChIKeys:

    InChIKey=ONIBWKKTOPOVIA-BYPYZUCNSA-N

    Molecular Weight:

    115.13000

    Exact Mass:

    115.13

    EC Number:

    205-702-2

    HScode:

    2933990090

    Categories:

    Nutrition Supplements

    Characteristics
    PSA:

    49.33000

    XLogP3:

    -2.5

    Appearance:

    Solid

    Density:

    1.4063 g/cm3 @ Temp: 45.00 °C

    Melting Point:

    220-222 °C (decomp)

    Boiling Point:

    252.2ºC at 760 mmHg

    Flash Point:

    106.3ºC

    Refractive Index:

    -85 ° (C=4, H2O)

    Water Solubility:

    H2O: soluble

    Storage Conditions:

    Store at RT.

    Vapor Pressure:

    0.00615mmHg at 25°C

    Specific rotation:

    SPECIFIC OPTICAL ROTATION: -80.9 DEG @ 20 °C/D (WATER, 1%); SADTLER REF NUMBER: 1905 (IR, PRISM)

    Odor:

    Odorless

    Taste:

    Sweet

    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

    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

    Keep container tightly closed in a dry and well-ventilated place. Storage class (TRGS 510): Non Combustible Solids.

  • Seller Information
    Business Type:

    Manufactory

    Main Products:

    N-Acetyl-L-Cysteine,L-Cysteine,L-Cysteine HCL Monohydrate,L-Cysteine HCL Anhydrous

    Location:

    Building 1, Greenland Binhu International city, South Unive

    Payment Terms:

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

    Average lead Time:

    7

    Total Annual Revenue:

    $25 million-$50 million

    Total Employees:

    51-100

    Year of Establishment:

    2020

    Henan Weihe Biological Engineering Co., Ltd. is a modern enterprise focusing on Research&Development and manufacture of Amino Acids and derivatives. Professional production of L-Cysteine, L-Cysteine Hydrochloride, N-Acetyl-L-Cysteine and other products. Henan Weihe, with a strict quality assurance system and has passed ISO 9001, as well as KOSHER and HALAL certification. Products confirm with the international and domestic quality standards, such as USP, BP, EP, AJI, FCC, etc.



    Henan Weihe Biological Engineering Co., Ltd. relies on superb technical team, advanced production equipment, strict management system, fine manufacturing process, stable product quality, and has won the trust and praise of customers with its multi-variety management characteristics, more professional and modern praise.


  • Inquiry History
    35 Inquiries
    Country Product Purchase Quantity Date Posted
    Israel

    L-Proline

    5 KG Feb 5, 2025
    India

    L-Proline

    1000.00 KG May 20, 2026
    India

    L-Proline

    20.00 MT Dec 13, 2023
    India

    L- Proline

    5 KG Apr 9, 2025
    India

    L Proline

    500.00 KG Jun 5, 2025
    India

    L-Proline

    1 MT Apr 23, 2025
    India

    L-Proline

    2.00 MT Feb 9, 2025
    India

    L -Proline

    1000 KG Aug 12, 2024
    Thailand

    L-Proline

    100 KG Jan 26, 2024
    United States

    L-Proline

    1000 KG Apr 22, 2026
    Greece

    PROLINE (Pro,P)

    700.00 KG Sep 24, 2025
    India

    L-Proline

    25.00 KG Mar 31, 2025
    India

    L Proline

    1 TON Nov 6, 2024
    Egypt

    L-proline

    2000 KG Jun 28, 2024
    India

    L-Proline

    500.00 KG Mar 20, 2024
    Egypt

    Proline acid

    1000 KG Dec 19, 2023
    Egypt

    L-prolin

    8000 KG Apr 10, 2025
    India

    L -Proline

    1000 KG Aug 14, 2024
    India

    L-PROLINE

    1 MT Aug 6, 2024
    India

    Sodium Hydroxide

    100.00 KG Feb 13, 2025
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