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Home > Pharmaceutical Intermediates > Bulk Drug Intermediates > Hydroquinone for Sale > High purity Hydroquinone CAS NO.123-31-9
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High purity Hydroquinone CAS NO.123-31-9

24 Inquiries

Unit Price: Get Latest Price
CAS No.:

123-31-9

Grade:

Pharmaceutical Grade

Content:

99%

Port:

shanghai

Brand:

Lonwin

Packaging:

1kg/bag,25kg/drum,25kg/bag

Price valid (until):

2024-01-22

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

CHEMICALS,REAGENTS

  • Product Description

  • Seller Information

  • Inquiry History

  • Description

     Product Information                                                                                    

    Specification


    Product name Hydroquinone
    CAS number 123-31-9
    Assay ≥99%
    Appearance White crystal
    Capacity 2000mt/year
    Application Photo developer, anthraquinone dyes, azo dyes, synthetic ammonia cosolvent, rubber antioxidant, polymerization inhibitor, stabilizer for coatings and spices, antioxidant.
    More information Synonyms: Quinol
                       1,4-Benzenediol
                        1,4-Dihydroxybenzene
    Molecular Formula: C6H6O2
    Molecular Weight: 110.11
    CAS Registry Number: 123-31-9
    EINECS: 204-617-8
    Density: 1.332
    Melting point: 170-174ºC
    Boiling point: 285-287ºC
    Flash point: 165ºC
    Water solubility: 70g/L(20ºC)










    


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     Quality and Service                                                                                        

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    1.Customer Satisfaction is our priority and guarantee for the future.


    2.We co-develop products and projects with our partners.


    3.Place of Origin China with Super quality by reasonable price.


    4.When you meet problems in mineral processing, we can provide technical guidance.


    5.We will ship the goods that you order from us by EMS, DHL, UPS, or FedEx.We will decided to choose which

    courier depend on Different countries.To find the best way to delivery the goods for you.


    6.We will ship the goods within 5days after get your payments.If you want to cancel or change order, please tell

    me within 24hours after you finish the payment...So we both can make the best of the bad bargain.

    Bulk Order: Shipped via sea or air, it's according to your requirement, delivery time is 7-15days after payment


    7.If you have any other questions to consult me.please not hesitate to contact me any times.


    All we want is win-win business. Send us your inquiries, you will get it!


    Our service:


    1. Certificate of analysis (COA)


    2. Material safety data sheet (MSDS)


    3. Route of synthesis (ROS)


    4. Method of aanlysis (MOA)


    5. Nuclear magnetic resonance (NMR)


    6. Packing pictures and loading video before loading


    7. Free sample


    9. Factory audit


    10. Strong after-sale service

     Our Advantage                                                                                               

    Shop Best price Pure Oxytocin powder 50-56-6-Detailed Image 3

      1. 1. Rich experience.
        Our company is a professional production leading factory in China in pharmaceutical area of many years,

      our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other country,

      and we have got very good feedback from our customers, we had Established long friendly relations of

      cooperation.

       

      2. Great quality, purity and favourable.
      Good quality is one of our secret success, welcome order the samples, MOQ just 1 grams.

       

      3. Safe and fast delivery.
      We have stock, so we can delivery quickly at the very day when receive the payment.

      We have special way could ship 0.01kg to 3.5kg products a time. We offer melting powder into liquid

    1. service. And ship the liquid in special bottles.

       

      4. Good before after-sales service.



    2. Before-sales:
      - We would like to offer our most favorable quotation and detailed information about 

    3. product as well as our company.
      - We would like to offer free sample for 
      testing use.


      After-sales:
      - We would like to assist buyers in custom 
      clearing through providing necessary documents and information.
      - We would provide the best solution when 
      there is any dispute about product quality.

      ur Advantag

     Packaging & Shipping                                                                                  

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    Shop High Pruity Peptide GHRP-2 Gym CAS NO.158861-67-7-Detailed Image 6

    Shanghai Lonwin Chemical Co., Ltd. is a company committing to contract synthesis and production

    of photoinitiators, fluorocarbon surfactants, indicators, intermediates and APIs.

    Our company has ISO and REACH international certification, in Jiangsu, Anhui and other places with

    decades of cooperation of OEM processing plants, to provide a more solid support for the customized

    production service of special chemicals.

     

    Now, our products are well sold in North America, Europe, Japan, South Korea and the Middle East,

    and customers are highly satisfied with our products and service!

     

    To achieve sustainable and steady development, we establish closely cooperative relationships with

    famous universities and institutions of China. We regularly exchange information with them and make

    cooperation on the R&D of new technologies.

     

    Sticking to the business philosophy of "quality first, credit first, service first, creativity first",we are

    doing our best to meet demands of customers all around the world. We sincerely welcome your visit

    and business, and look forward to cooperating with you for expanding international market together! 


    Shop High Pruity Peptide GHRP-2 Gym CAS NO.158861-67-7-Detailed Image 7

     F.A.Q                                                                                                               

    • Q1  Can i get some samples? 

      A1  Yes, we can supply the free sample, but the shipping cost be paid by our customers.

       

      Q2  How to start orders or make payments? 

      A2  Proforma invoice will be sent first after confirmation of order, enclosed our bank information.

    • Payment by T/T,or Paypal or Escrow(Alibaba).

       

      Q3  How to confirm the Product Quality before placing orders? 

      A3  You can get free samples for some products,you only need to pay the shipping cost or arrange a courier

    • to us and take the samples. You can send us your product specifications and requests,we will manufacture

    • the products according to your requests.

       

      Q4  What’s your MOQ? 

      A4  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge

    • is 100% paid.

       

      Q5  How about delivery leadtime? 

      A5  Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)

       

      Q6  Is there a discount? 

      A6  Different quantity has different discount.

       

      Q7  How do you treat quality complaint? 

      A7  First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem

    • caused by us, we will send you free goods for replacement or refund your loss.

       

      Q8  How to contact us ? 

      A8 You can choose your interested products and send inquiry to us.

    Basic Info
    Product Name:

    Hydroquinone

    Other Name:

    1,4-Benzenediol;Hydroquinone;Arctuvin;p-Benzenediol;Benzohydroquinone;Benzoquinol;p-Dihydroxybenzene;Eldoquin;Hydroquinol;Quinol;Tecquinol;Tenox HQ;p-Dioxybenzene;p-Hydroquinone;1,4-Dihydroxybenzene;p-Hydroxyphenol;HE 5;Diak 5;Eldopaque;Phiaquin;4-Hydroxyphenol;Dihydroquinone;p-Quinol;BQ(H);p-Dihydroquinone;1,4-Benzoquinol;p-Phenylenediol;Eldoquin Forte;Solaquin Forte;Black & White Bleaching Cream;Eldopacque;Aida;Eldopaque Forte;NSC 9247;Solution Q;1,4-p-Benzenediol;1,4-Phenylenediol;1,4-Benzenediol (hydroquinone);8027-02-9;57534-13-1

    CAS No.:

    123-31-9

    UN No.:

    2662

    Molecular Formula:

    C6H6O2

    InChIKeys:

    InChIKey=QIGBRXMKCJKVMJ-UHFFFAOYSA-N

    Molecular Weight:

    110.11100

    Exact Mass:

    110.11

    EC Number:

    204-617-8

    HScode:

    2907221000

    Characteristics
    PSA:

    40.46000

    XLogP3:

    1.09780

    Appearance:

    Hydroquinone appears as light colored crystals or solutions. May irritate the skin, eyes and mucous membranes. Mildly toxic by ingestion or skin absorption.

    Density:

    1.332 g/cm3

    Melting Point:

    170-171 °C

    Boiling Point:

    285-287 °C

    Flash Point:

    165ºC

    Refractive Index:

    1.689

    Water Solubility:

    H2O: 70 g/L (20 ºC)

    Storage Conditions:

    Conditions for safe storage, including any incompatibilities: Keep container tightly closed in a dry and well-ventilated place. Air and light sensitive.

    Vapor Pressure:

    1 mm Hg ( 132 °C)

    Vapor Density:

    3.81 (vs air)

    Toxicity:

    LD50 orally in rats: 320 mg/kg (Woodard)

    Flammability characteristics:

    Combustible Solid; dust cloud may explode if ignited in an enclosed area.

    Explosive limit:

    Dust cloud may explode if ignited in an enclosed area.

    Odor:

    Odorless

    Taste:

    A slightly bitter taste in aqueous solutions

    Hazard Identification

    Classification of the substance or mixture

    Acute toxicity - Category 4, Oral

    Serious eye damage, Category 1

    Skin sensitization, Category 1

    Germ cell mutagenicity, Category 2

    Carcinogenicity, Category 2

    Hazardous to the aquatic environment, short-term (Acute) - Category Acute 1

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Danger

    Hazard statement(s)

    H302 Harmful if swallowed

    H318 Causes serious eye damage

    H317 May cause an allergic skin reaction

    H341 Suspected of causing genetic defects

    H351 Suspected of causing cancer

    H400 Very toxic to aquatic life

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

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

    P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...

    P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

    P272 Contaminated work clothing should not be allowed out of the workplace.

    P203 Obtain, read and follow all safety instructions before use.

    P273 Avoid release to the environment.

    Response

    P301+P317 IF SWALLOWED: Get medical help.

    P330 Rinse mouth.

    P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

    P317 Get medical help.

    P302+P352 IF ON SKIN: Wash with plenty of water/...

    P333+P317 If skin irritation or rash occurs: Get medical help.

    P321 Specific treatment (see ... on this label).

    P362+P364 Take off contaminated clothing and wash it before reuse.

    P318 IF exposed or concerned, get medical advice.

    P391 Collect spillage.

    Storage

    P405 Store locked up.

    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

    NO open flames. Closed system, dust explosion-proof electrical equipment and lighting. Prevent deposition of dust. 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

    Separated from strong bases and food and feedstuffs.Keep well closed and protected from light.

  • Seller Information
    Business Type:

    Trader

    Main Products:

    CHEMICALS,REAGENTS

    Location:

    No 966 Huaxu Road, Qingpu District, Shanghai, 201702, P.R. China

    Payment Terms:

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

    Average lead Time:

    10

    Total Annual Revenue:

    $10 million-$25 million

    Total Employees:

    11-50

    Year of Establishment:

    2011

     Company Profile                                                                                                    

      Shanghai Lonwin Chemical Co., Ltd. is a company committing to contract synthesis and production of photoinitiators, fluorocarbon surfactants, indicators, intermediates and APIs.Our company has ISO and

    REACH international certification, in Jiangsu, Anhui and other places with decades of cooperation of

    OEM processing plants, to provide a more solid support for the customized production service of special

    chemicals.
       Now, our products are well sold in North America, Europe, Japan, South Korea and the Middle East,

    and customers are highly satisfied with our products and service!
    To achieve sustainable and steady development, we establish closely cooperative relationships with

    famous universities and institutions of China. We regularly exchange information with them and make

    cooperation on the R&D of new technologies.
    Sticking to the business philosophy of "quality first, credit first, service first, creativity first", we are

    doing our best to meet demands of customers all around the world. We sincerely welcome your visit

    and business, and look forward to cooperating with you for expanding international market together!


     

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

    High quality hydroquinone 99.9% cas 123-31-9

    100 G Sep 28, 2023
    Russia

    Hydroquinone

    1 20' Fcl May 29, 2026
    South Africa

    Hydroquinone

    40 MT Mar 24, 2026
    United Kingdom

    Hydroquinone

    60000 KG Dec 11, 2025
    South Korea

    hydroquinone

    1 KG Aug 26, 2025
    India

    hydroaquinone

    5.00 KG Nov 14, 2024
    France

    Hydroquinone

    500 G Jun 7, 2024
    Malaysia

    Hydroquinone

    500 MT Apr 26, 2024
    Malaysia

    Hydroquinone

    25 KG Apr 12, 2024
    Brazil

    Hidroquinona 60%

    1 KG Mar 28, 2024
    Lebanon

    Hydroquinone

    1 MT Jul 14, 2023
    United Arab Emirates

    hydroquinone

    50 MT Jan 2, 2024
    India

    hydroquinone

    1 KG Jan 28, 2026
    Nigeria

    Hydroquinone

    Jun 3, 2025
    Hongkong, China

    Hydroquinone

    1 20' Fcl Dec 3, 2024
    United States

    Hydroquinone 99.6%

    5 MT Sep 17, 2024
    Russia

    Hydroquinone

    6000 KG Jul 5, 2024
    Russia

    Hydroquinone for synthesis

    265 TON Jun 25, 2024
    India

    Hydroquinone

    500 KG Feb 13, 2024
    Russia

    Hydroquinone 99.9% Yineng chemical CAS.No:123-31-9

    19 MT Dec 18, 2023
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