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Home > Pharmaceutical Intermediates > Bulk Drug Intermediates > Methylene blue for Sale > High-purity raw material Methylen blue CAS 61-73-4 at competitive pricing
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High-purity raw material Methylen blue CAS 61-73-4 at competitive pricing

34 Inquiries

Unit Price: Get Latest Price
CAS No.:

61-73-4

Grade:

Pharmaceutical Grade

Content:

99%

Port:

shenzhen

Packaging:

1kg/bag;25kg/Cardboard Drum

Price valid (until):

2026-04-09

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

Estradiol,Progesterone,GS441524,4-Butylresorcinol,DeoxyArbutin,Coenzyme Q10

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Product Detail  


    Superiority

    We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address

    1.High quality and competitive price.
    2.Free sample for your evaluation.
    3.Promptly delivery by well-reputed shipping lines.
    4.Trial order is available for testing after samples.
    5.We will inform you all the information at every stage in advance.
    6.Packaging can gear to buyers' special request. 

    Our service

    1. Reply your inquiry in 24 working hours.
    2. Customized design is available. OEM are welcomed.
    3. Exclusive and unique solution can be provided to our customer by our well-trained and professional engineers and
    staff.
    4. Professional factory: We are manufacturer, specializing in producing all kinds of herb extract for more than 10 years, competitive with good quantity.
    5. As an honest seller, we always use superior raw material, advanced machines, skilled technicians to ensure our products to be finished in high quality and stable feature.




    Shop High-purity raw material Vortioxetine CAS 508233-74-7 at competitive pricing-Detailed Image 1 Shop High-purity raw material Vortioxetine CAS 508233-74-7 at competitive pricing-Detailed Image 2









    FAQ


    1.: Are you a factory or trading company
    We are the integration of factory and trade.


    2.: How is the quality I want to test.
    Before production and extraction, we will test all raw materials.Quality is our top priority.All products are strictly tested and confirmed by our QC and QA, approved by Third Party Lab in China.So you will be assured with Good Quality if you choose us. We welcome you test the product and hope to get your feedback.


    3.: Can I get a Free sample
    Yes,We can provide free samples.For most products we can provide you a free sample, You only need to pay for Shipping. Plesae be free to consult our salesman.
    For a larger quantity, we always support you with better price, and we will have some discount in some especial days.


    4. : What's your main payment method
    T/T (Bank transfer), Wechat,Alipay,Credit card payment.


    5. : Have you received my payment How long will it take
    Generally, we can receive your payment the next day, and we will inform you as soon as we receive your payment.
    After confirmation payment, we will send out package


    6.:When will you sent out the goods after successful payment
    Normally the order will be delivery within 1-3 days after the order confirmed, except the customized products.


    7.:What modes of transportation do you have to choose
    We cooperate with HKEMS, DHL, TNT, UPS, FEDEX, EMS, China Air Post ,sea transportation etc.
    And with the SAFE SHIPPING in each country, you can receive the goods smoothly.It is fast and safe method.


    8.:How long does it take to the goods arrived
    It is Depending on your location:
    For small order, please expect 5-7 days by DHL,UPS,TNT, FEDEX, HKEMS,Netherlands post.
    For large order, please allow 5-8 days by Air, 20-35 days by Sea
    At the same time, we have warehouses in Germany and California, and some orders can be sent directly from Germany or California.


    9.:How is the goods packed
    We usually send goods with disguise package outside and a double-layer sterile transparent bag inside.We have tried thousand of package methods, it looks serious and discreet.


    10.: How can I get a discount
    Our products have already given you a discount, and the price is favorable. Orders above $1,000 can enjoy 95% discount, transportation discount or additional sample products. Therefore, for larger quantities, we always support better prices.


    11.: How to proceed order
    Please Let me konw the product you are looking for,quantity and the destination country wihch help me to give you a right price;
    After you confirm all details of order, pay money in advance and give us Shipping address.We arrange the shipment at first time after receive payment and offer after-sales service after you receive parcel.


    12.:When will I receive the shipping number Where I can check status of my order
    After the goods are sent out, our staff will send you the shipping number via email, online or WhatsApp ASAP.You can also check the status online on 17track.


    13.:Is a signature required for the shipping?
    Our shipping method requires no signature from your side upon delivery.

    ECHEMI Editorial Reference
    Methylene blue(Basic Blue 9) is used as a dye in chromoendoscopy, and is sprayed onto the mucosa of the gastrointestinal tract in order to identify dysplasia, or pre-cancerous lesions.

    Basic Info
    Product Name:

    Methylene blue

    Other Name:

    Phenothiazin-5-ium,3,7-bis(dimethylamino)-,chloride (1:1);C.I. Basic Blue 9;Phenothiazin-5-ium,3,7-bis(dimethylamino)-,chloride;C.I. 52015;Aizen Methylene Blue FZ;Aizen Methylene Blue BH;Calcozine Blue ZF;Chromosmon;Hidaco Methylene Blue Salt Free;Leather Pure Blue HB;Methylene Blue D;Methylene Blue 2BP;Methylene Blue BBA;Methylene Blue A;Methylene Blue G;Methylene Blue 2BF;Methylene Blue 2B;Methylene Blue 2BN;Methylene Blue BD;Methylene Blue N;Methylene Blue BP;Methylene Blue BPC;Methylene Blue BX;Methylene Blue BZ;Methylene Blue chloride;Methylene Blue FZ;Methylene Blue GZ;Methylene Blue JFA;Methylene Blue NF;Methylene Blue NZ;Methylene Blue SG;Methylene Blue SP;Methylene Blue ZF;Methylene Blue Zinc Free;Methylene Blue ZX;Methylenium ceruleum;Methylthionine chloride;Methylthioninium chloride;Mitsui Methylene Blue;Schultz 1038;Swiss blue;Tetramethylthionine chloride;Yamamoto Methylene Blue B;Yamamoto Methylene Blue ZF;Ext D and C Blue No. 1;Methylene Blue B;Methylene blue;Basic Blue 9;Methylene Blue BB;Methylene Blue Iad;Methylene Blue HGG;Methylene blue polychrome;Sandocryl Blue BRL;External Blue 1;Tetramethylthionine;Duasyn Basic Blue IAD;Methylene Blue MB;Basic Lake Blue;Urolene Blue;Solvent Blue 8;C.I. Solvent Blue 8;Izit Crystal Dye;NSC 617593;Maxilon Blue SG;BIVN 401;Virostat;Suvus;Proveblue;Basic Blue 2B;TRx 0237;Methylene Blue solution alkaline according to Loeffler;97130-83-1;105504-42-5;121067-62-7;1341-90-8;6476-03-5;12262-49-6;167498-52-4;923927-02-0;1001913-24-1;1001914-35-7;1219638-11-5

    CAS No.:

    61-73-4

    Molecular Formula:

    C16H18N3S.Cl

    InChIKeys:

    InChIKey=CXKWCBBOMKCUKX-UHFFFAOYSA-M

    Molecular Weight:

    319.85

    Exact Mass:

    319.09100

    EC Number:

    200-515-2

    HScode:

    32049010

    Characteristics
    PSA:

    43.9

    XLogP3:

    log Kow = 0.75 (est)

    Appearance:

    Green Liquid

    Density:

    1.31 g/cm3

    Melting Point:

    100-110 °C (decomp)

    Flash Point:

    45 °C

    Water Solubility:

    H2O: 40 g/L (20 ºC);soluble in water, ethanol, ethylene glycol, methyl cellosolve

    Storage Conditions:

    Store at RT

    Vapor Pressure:

    1.30X10-7 mm Hg at 25 deg C (est)

    Toxicity:

    Oral-rat LD50; 1180mg/kg; Oral-Mouse LD50: 3500 mg/kg

    Flammability characteristics:

    Combustion produces toxic nitrogen oxides, chloride and sulfur oxide fumes; drug side effects: rickets, blood lesions

    Odor:

    Slight odor

    Hazard Identification

    Classification of the substance or mixture

    Acute toxicity - Category 4, Oral

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Warning

    Hazard statement(s)

    H302 Harmful if swallowed

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

    P270 Do not eat, drink or smoke when using this product.

    Response

    P301+P317 IF SWALLOWED: Get medical help.

    P330 Rinse mouth.

    Storage

    none

    Disposal

    P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

    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:

    Trader

    Main Products:

    Estradiol,Progesterone,GS441524,4-Butylresorcinol,DeoxyArbutin,Coenzyme Q10

    Location:

    XINYUAN DADUHUI PHASE 1, NO.258 TAOYUAN NORTH ROAD, LIANHU DISTRICT, XI 'AN , SHAANXI CHINA

    Payment Terms:

    TT against copy of documents,100% TT in advance

    Average lead Time:

    30

    Total Annual Revenue:

    $2.5 million-$5 million

    Total Employees:

    11-50

    Year of Establishment:

    2023




      Company Profile  


  • Inquiry History
    34 Inquiries
    Country Product Purchase Quantity Date Posted
    Germany

    METHYLENBLAU (ZINKFREI) 61-73-4 JC

    1 KG Oct 7, 2023
    United States

    Factory Supply Methylene Blue Raw Materials 99% Powder CAS 61-73-4 EGC-Methylene Blue

    1 KG Sep 24, 2023
    Turkey

    Methylene Blue

    7 KG May 14, 2025
    India

    Methylene Blue

    1.00 MT Nov 9, 2023
    United States

    Methylene Blue powder

    1 KG Aug 10, 2026
    India

    Methylene Blue

    1.00 MT Oct 12, 2023
    United States

    Methylene Blue

    1 KG Apr 16, 2026
    India

    Methylene blue

    1.00 L Dec 31, 2025
    United States

    Methylene Blue

    1 KG Dec 14, 2025
    Indonesia

    Methylene Blue

    1 KG May 6, 2025
    United States

    Basic Blue 9

    1 KG Apr 24, 2025
    Australia

    Methylene Blue

    2 KG Feb 3, 2025
    United States

    Methylene Blue

    3 KG May 9, 2024
    India

    Methylene Blue

    1.00 MT Apr 3, 2024
    United States

    Methylene Blue Powder

    1 KG Feb 15, 2024
    India

    Methylene blue

    1.00 KG Jan 17, 2024
    Canada

    Methylene Blue Human Grade

    2 PCS Jan 12, 2026
    United Kingdom

    Methylene Blue

    100 PCS Oct 28, 2025
    Germany

    Methylene Blue USP Grade

    5 KG Jul 7, 2025
    United States

    Methylene Blue

    1 KG Apr 24, 2025
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