Hot selling high quality L-Cysteine hydrochloride monohydrate 7048-04-6 with reasonable price and fast delivery !!

1-9 Kilograms

$21.50

≥10 Kilograms

$1.00

  • Item No.TOP
    MOQ1 Kilogram / Kilograms
    description
    Product Description

     

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    Product name:L-Cysteine hydrochloride monohydrate
    CAS:7048-4-6

    Molecular formula:C3H10ClNO3S
    Molecular weight:175.63
    EINECS:200-157-7

     

    White crystalline powder, l-cysteine ethyl ester hydrochloride is breakdown under 240 °C, soluble in water, alchol and acetic acid, ammonia water, insoluble in ether, benzene, acetone, ethyl acetate, carbon disulfide and carbon tetrachloride. Its aqueous solution or micro alkaline solution can be air oxidation into cystine, acid solution is relatively stable.

    Basic Information

    Basic Information.png 

    Item

    Specifications

    Test  Results

    Assay,%  min

    99.0~100.5

    99.5

    pH  value

    1.5~2.0

    1.72

    Specific optical rotation[a]D20°

    +5.5o~ +7.0o

    +6.0o

    State of solution (Transmittance)

    ≥ 98.0%

    99.8%

    Loss on drying,% max

    8.5-12.0

    11.8

    Residue on ignition,% max

    0.10

    0.06

    Chloride (Cl),% max

    19.89~20.29

    20.1

    Sulfate (SO4),% max

    0.02

    <0.02

    Heavy metals(Pb),% max

    0.001

    <0.001

    Iron (Fe) , %max

    0.001

    <0.001

    Ammonium ( NH4), %max

    0.02

    <0.02

    Arsenic (as As),% max

    0.0001

    <0.0001

    Conclusion: Agree with the specification of AJI92

    Functions

    .png L-Cysteine Hydrochloride Monohydrate is widely used in fields of medicine, food processing, biological study, materials of chemical industry and so on.
    It’s used as raw materials for manufacturing N-Acetyl-L-Cysteine , S-Carboxymethyl-L-Cysteine and L-Cysteine base etc.
    Used in the cure of liver disease, antioxidant and antidote. It is a promotor for bread fermentation. It promotes the form of glutelin and prevents from getting ageing.
    Also used in cosmetic.

    Packaging & Shipping

     

     

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    Our Services

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    Company Information

    Company Information

     

    QingdaoxigemaCHEMICAL Co., Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
     
    The aim of  xigema is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
     
     xigema has become the "Top 500 Chinese manufacturing companies","Top 20 of global agrochemical sales". xigema  has 21 subsidiaries and holding companies.

     

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    FAQ

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