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Home > Cosmetic Ingredient > Antioxidant Ingredient > L-(+)-Cysteine hydrochloride for Sale > Pure Powder L-Cysteine HCl Hydrochloride Anhydrous
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Pure Powder L-Cysteine HCl Hydrochloride Anhydrous

TDS 9 Inquiries

Unit Price:

$8-10/KG FOB

Get Latest Price
CAS No.:

52-89-1

Grade:

Cosmetics Grade

Content:

99%

Port:

QINGDAO

Brand:

BM

Packaging:

25

Price valid (until):

2026-11-30

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

Propylene Glycol,Glycerol,sodium metabisulfite,Propylene carbonate,EDTA,dmdm hydantoin

  • Product Description

  • Seller Information

  • Inquiry History

  • Description
    Product Name}: L-Cysteine Hydrochloride Anhydrous
    {Other Name}: L-Cysteine Hcl Anhydrous
    {Test Method.}:  HPLC
    {Appearence.}:  White Powder
    {Specification}: 99%
    {MOQ}:  1kg

    L-Cysteine hydrochloride anhydrous:Widely used in fields of medicine, food processing, biological study, materials of chemical industry and so on. It is a promotor for bread fermentation.It promotes the form of glutelin and prevents from getting ageing. Also used in cosmetic. It is used in natural fruit juice for preventing Vitamin C oxide. It has a detoxification for poison of acrylonitrile aromafic acid. It is used for protecting against radiation harm and therapy of bronchitis and liquefy sputum.

    Item Specifications
    USP AJI
    Appearance White crystals or crystalline powder; strongly acid taste.
    Identification Infrared Absorption ---
    Specific optical rotation +5.6 °- +8.9 ° +5.5 °- +7.0 °
    State of solution (Transmittance) --- ≥ 98.0% clear and colorless
    Chloride (Cl) --- 19.89-20.29%
    Ammonium(NH4) --- ≤ 0. 002%
    Sulfate ≤ 0. 03 % ≤ 0. 020%
    Iron ≤ 0. 003 % 10ppm
    Heavy Metals (as Pb), ≤ 0.00 15% ≤ 10ppm
    Arsenic (as As), --- ≤ 1ppm
    Other amino acids --- Not detected
    Organic volatile impurities Meets the requirement ---
    Loss on drying, 8-12 % 8.5-12 %
    Residue on ignition, c ≤ 0.1 0 %
    Assay 98.5-101.5 % 9 9.0-10 0.5 %
    pH value --- 1.5-2.0
    Organic volatile impurities Meets the requirement ---
    Chromatographic purity 0.5% max Individual impurity, 2% max total

    Certificates
    • Pure Powder L-Cysteine HCl Hydrochloride Anhydrous Certificates 1

    Basic Info
    Product Name:

    L-(+)-Cysteine hydrochloride

    Other Name:

    L-Cysteine,hydrochloride (1:1);Cysteine,hydrochloride,L-;L-Cysteine,hydrochloride;Cysteine chlorohydrate;Cysteine hydrochloride;Cystein chloride;L-(+)-Cysteine hydrochloride;(R)-Cysteine hydrochloride;WR 348;(R)-1-Carboxy-2-mercaptoethanaminium chloride;CSKE 200;(2R)-2-Amino-3-sulfanylpropanoic acid hydrochloride;122641-75-2;122882-13-7;124558-06-1;29844-56-2

    CAS No.:

    52-89-1

    Molecular Formula:

    C3H7NO2S.ClH

    InChIKeys:

    InChIKey=IFQSXNOEEPCSLW-DKWTVANSSA-N

    Molecular Weight:

    157.61900

    Exact Mass:

    156.99600

    EC Number:

    200-157-7

    UNII:

    A9U1687S1S

    DSSTox ID:

    DTXSID0020367

    Color/Form:

    Colorless crystals|White crystals

    HScode:

    2930909090

    Characteristics
    PSA:

    102.12000

    XLogP3:

    0.83040

    Appearance:

    DryPowder

    Melting Point:

    170-178 °C (decomp)

    Boiling Point:

    293.9ºC at 760 mmHg

    Flash Point:

    131.5ºC

    Water Solubility:

    SOLUBLE

    Storage Conditions:

    Store at RT.

    Vapor Pressure:

    6.73X10-7 mm Hg at 25 °C (est)

    Toxicity:

    LD50 intraperitoneal in mouse: 1250mg/kg

    Henrys Law Constant:

    Henry's Law constant = 5.30X10-11 atm-cu m/mol at 25 °C (est)

    Dissociation Constants:

    pK1 1.71 /carboxylic/; pK2 8.33 /amine/; pK3 10.78 /sulfide/

    Experimental Properties:

    Readily oxidizes to form a dimeric amino acid, cystine, in which the two cysteines are linked via a disulfide bridge, a common structural feature in proteins. Amino Acids and Proteins, D.M. Greenberg, Ed. (Charles C. Thomas, Springfield, IL, 1951) 950 pp.|In neutral or slightly alkaline aqueous solution it is oxidized to cystine by air. More stable in acidic solutions.|MP (anhydrous): 178 °C (decomposes). Specific optical rotation: +6.53 deg at 25 °C/D (calculated as cysteine) (c = 2 in 5M HCl); solubility >100 (20 °C) g/100 g H2O /L-Cysteine hydrochloride monohydrate/|Hydroxyl radical reaction rate constant = 7.96X10-11cu cm/molecule-sec at 25 °C (est)

    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

    Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

  • Seller Information
    Business Type:

    Manufactory

    Main Products:

    Propylene Glycol,Glycerol,sodium metabisulfite,Propylene carbonate,EDTA,dmdm hydantoin

    Location:

    weifang

    Payment Terms:

    TT against copy of documents

    Average lead Time:

    60

    Total Annual Revenue:

    $2.5 million-$5 million

    Total Employees:

    101-200

    Year of Establishment:

    2005

    Certifications:

    Foreign trade operation registration form,certification

    1. First of all, the reward of work allows us to meet physiological needs.
    2. Secondly, the job position allows us to meet many friends and obtain a sense of belonging, which meets our social needs.
    3. Finally, work allows us to realize our values. Work allows us to realize our ambitions and meet our self-fulfilling needs.

    25-35 years male and female. We are industrial and trader combine,a high-end chemical company mainly engaged in food additives, cosmetic raw materials and industrial raw materials. At the same time, we are actively learning and exploring various building materials auxiliaries and daily chemicals that we come into contact with on a daily basis. We have detailed product knowledge and question answers for all products. Whether you are a new customer or an old customer, we much would like to talking with you ,learn and progress mutual . We are worth your time and energy to have a conversation. is a professional manufacturer of chemical raw materials. Weifang Bright Master Importing and Exporting Co.,Ltd is a professional manufacturer of chemical raw materials,also We are integrating rich chemical resources along with individual customized services for all global clients. Our main chemicals are including cosmetic materials,food additives ,also more industrial chemicals,as formic acid,glacial acetic acid,caustic soda and acetate sodium etc.At the same time, we are actively learning and exploring various building materials auxiliaries and daily chemicals that we come into contact with on a daily basis. Our company adheres to the market-oriented, committing to exploring the diversified international market, as well as the principle of honesty and trustworthiness. We always carry out "quality first and service the best". BM chemicals,near U,warm the world.

  • Inquiry History
    9 Inquiries
    Country Product Purchase Quantity Date Posted
    India

    L-Cysteine hydrochloride Anhydrous

    100.00 KG Jan 17, 2024
    India

    L-Cysteine hydrochloride Anhydrous

    100.00 KG Dec 18, 2023
    India

    L-Cysteine hydrochloride

    1000 KG Jan 14, 2026
    Bangladesh

    L-Cysteine HCl

    185 KG Oct 30, 2023
    India

    Zinc Oxide

    15.00 MT Jan 17, 2024
    India

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    20.00 MT Jan 17, 2024
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    India

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