Product
Supplier
Encyclopedia
Inquiry
Home > Organic Chemistry > Phosphines > Maleic anhydride for Sale > Maleic anhydride cas108-31-6
Maleic anhydride cas108-31-6 buy - large image1
Maleic anhydride cas108-31-6 buy - image1
Maleic anhydride cas108-31-6 buy - image2

Maleic anhydride cas108-31-6

216 Inquiries

Unit Price:

$1-1.1/MT FOB

Get Latest Price
CAS No.:

108-31-6

Grade:

Industrial Grade

Content:

99%

Port:

shanghai

Brand:

Dideu

Packaging:

25kg/Cardboard Drum

Price valid (until):

2026-07-23

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

Chemical Pesticides,Food Additives,Agrochemicals,Active Pharm Ingredients,Flavors and Fragrances,Chemical Catalyst

  • Product Description

  • Seller Information

  • Inquiry History

  • Description

    Shop MethanolCAS 67-56-1-Detailed Image 1


    Our Reference Specification, for more details, pls contact us for COA,MSDS and certification:
    Email & Skype: 1047@dideu.com Telephone:+86-29-81124775
    Mobile&Wechat&Whatsapp: +8615536356810


    Shop MethanolCAS 67-56-1-Detailed Image 2

    Items Standard
    Test Results

    Identification

    A.H-NMR:Comply with the structure
    Complies
    B.LC-MS:Comply with the structure
    Complies
    C.The IR spectrum of sample should be identical with that of reference standard.
    Complies
    D.HPLC-ESI-MS
    The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.
    Complies
    Loss on drying % ≤2.0
    0.19
    Heavy metals ppm ≤10 
    <10
    Moisture % ≤1.0
    0.1
    Sulphated ash % ≤0.5 determined on 1.0 g.
    0.009
    Residue on ignition % ≤0.1
    0.03

    Related Substances %

    Unspecified impurities: for each impurity ≤0.10 <0.10
    Total Impurity ≤0.5 0.18
    Purity % ≥99.0
    99.7
    Assay % 99.0 ~101.0 (anhydrous substance).
    99.8
    Storage Preserve in well-closed, light-resistant and airtight containers.
    Complies

    Shop MethanolCAS 67-56-1-Detailed Image 3

    Shop MethanolCAS 67-56-1-Detailed Image 4 Shop MethanolCAS 67-56-1-Detailed Image 5 Shop MethanolCAS 67-56-1-Detailed Image 6 Shop MethanolCAS 67-56-1-Detailed Image 7

    Our normal packaging is 25kgs/Drum,200kgs/Drum
    The packaging can be customized. the shipping term can be by sea, by air, and sample or small quantity can be shipped by DHL, FEDEX, EMS and TNT.


    Shop MethanolCAS 67-56-1-Detailed Image 8


    Shop MethanolCAS 67-56-1-Detailed Image 9

    Shop MethanolCAS 67-56-1-Detailed Image 10

    a) Free sample can be supplied.
    b) Guide our clients by professional knowledge and teach them how to use our product after sales.
    c) Accept SGS,BV any other third-party inspection before loading.
    d) High quality best price Guaranteed.


    Shop MethanolCAS 67-56-1-Detailed Image 11

    Why do you choose Dideu Industries as your partner?


    A) High quality can be guaranteed. Dideu Industries since 1975 are reputed chemical manufacturer and are Certified by ISO 9001;2015 and have GMP certification.Free sample can be arranged before shipment and SGS,BV and other third party inspection company are accepted before loading.For regular customers, we accept L/C 180 Days, D/P,D/A payment term. If there is any quality problem after goods arrive. Dideu Industries will do fully payment refund.


    B) Best price can be guaranteed. As Dideu Industries are integrated pharmaceuticals and chemicals producer, the production cost can be controlled and price will be definitely more competitive than China trading companies.


    C) Professional enginners from Dideu Industries will give professional usage guide and services after sales.


    D)Dideu Industries work 7×24 hours and your request will be processed by our professional staff in different shift period.


    Shop MethanolCAS 67-56-1-Detailed Image 12

    Shop MethanolCAS 67-56-1-Detailed Image 13

    Shop MethanolCAS 67-56-1-Detailed Image 14

    Shop MethanolCAS 67-56-1-Detailed Image 15

    Shop MethanolCAS 67-56-1-Detailed Image 16

    Shop MethanolCAS 67-56-1-Detailed Image 17

    Shop MethanolCAS 67-56-1-Detailed Image 18

    Dideu Industries is one of the largest producer for general chemical, pharmaceutical, nutrition additive, natural extracts, agrochemical and Daily-Use Chemical in China and is headquartered in Shaanxi, China. The Dideu Group comprises subsidiaries and joint ventures in more than 10 countries and operates six integrated production sites and 21 other production sites in Europe, Asia, Australia, Americas and Africa.Its headquarters is located in Xi’An,China. Dideu has customers in over 200 countries and supplies products to a wide variety of industries.


    At the end of 2014, the company employed more than 13000 people. In 2014, Group Dideu posted sales of 30 billion and income from operations before special items of about 7.5 billion. The company is currently expanding its international activities with a particular focus on Asia countries. Between 1990 and 2005, the company invested 5.2 billion in Asia, for example in sites near Guangxi,Yunnan, Sichuan, Shaanxi China,Mangalore in India,Bangkok, Thailand,Hanoi, Vietnam etc.


    Dideu Industries Consist Of Five Industry Chains:

    I)Pharmaceutical Industries
    II)Nutrition Additive Industries
    III)Daily-Use Chemical Products Industries & Agrochemicals
    IV)Environmental Friendly Chemical And Chemurgy Industries
    V)Petrochemical Industries
    VI)General Chemical Industry


    At Dideu, we redefine chemistry to make the world better - and have been doing so for 75 years. As one of the world's leading chemical company, we combine economic success with environmental protection and social responsibility.Through science and innovation we enable our customers in nearly every industry to meet the current and future needs of society.


    At Dideu, we create chemistry for a sustainable future with science for a better life.Dideu is a Life Science company with a long and glorious history and core competencies in the areas of health care and agriculture. With our innovative products, we are contributing to finding solutions to some of the major challenges of our time. The growing and increasingly aging world population requires improved medical care and an adequate supply of food. Dideu is improving people's quality of life by preventing, alleviating and treating diseases. And we are helping to provide a reliable supply of high quality food, feed and plant based raw materials.We develop new molecules for use in innovative products and solutions to improve health. Our research and development activities are based on a profound understanding of the biochemical processes in living organisms.Our goal is to achieve and sustain leadership positions in our markets, thus creating value for our customers, stockholders and employees. To this end, our strategy is designed to help solve some of the most pressing challenges facing humankind, and by doing this exceptionally well we aim to strengthen the company's earning power.


    We are committed to operating sustainably and addressing our social and ethical responsibilities as a corporate citizen, while at the same time respecting the interests of all our stakeholders. Employees with a passion for innovation enjoy excellent development opportunities at Dideu.Exclusive Focus on the Life Science BusinessesFollowing the economic and legal independence of our former Material Science subgroup.Dideu has charted the course for its successful development as a Life Science company. Our Life Science businesses hold leading positions in innovation driven growth markets. Together they make up a strong, attractive and balanced portfolio that is resistant to fluctuations in demand and to potential risks.The previous structure comprising a strategic management holding company and operational subgroups has thus been replaced by an integrated organization under the umbrella of the strong Dideu brand. The company's operations are managed in three divisions Pharmaceuticals, Consumer Health and Crop Science and the Animal Health business unit.The business continues to be supported by the corporate functions, Dideu Business Services and the service company Currenta, while Technology Services is being integrated into Dideu Group, forming the Engineering and Technology function.


    Shop MethanolCAS 67-56-1-Detailed Image 19

    Shop MethanolCAS 67-56-1-Detailed Image 20


    Basic Info
    Product Name:

    Maleic anhydride

    Other Name:

    2,5-Furandione;Maleic anhydride;cis-Butenedioic anhydride;Maleic acid anhydride;Toxilic anhydride;Dihydro-2,5-dioxofuran;BM 10;Nourymix MA 901;Crystal Man;Crystal Man AB;NSC 137651;NSC 137652;NSC 137653;NSC 9568;HG 3-993-76;M 188;2,5-Dihydrofuran-2,5-dione;SY-A;WS 8201;GR 216;A 1018;Baolilong A 1018;HA 59;184288-31-1;1190407-73-8;1229972-04-6;1380217-40-2

    CAS No.:

    108-31-6

    UN No.:

    2215

    Molecular Formula:

    C4H2O3

    InChIKeys:

    InChIKey=FPYJFEHAWHCUMM-UHFFFAOYSA-N

    Molecular Weight:

    98.05688

    Exact Mass:

    98.06

    BRN:

    106909

    EC Number:

    203-571-6

    HScode:

    2917140000

    Categories:

    Phosphines

    Characteristics
    PSA:

    43.37000

    XLogP3:

    -0.37

    Appearance:

    White powder

    Density:

    1.48 g/cm3

    Melting Point:

    52.8 °C

    Boiling Point:

    202.0 °C @ Press: 760 Torr

    Flash Point:

    218 °F

    Refractive Index:

    1.515

    Water Solubility:

    H2O: 79 g/100 mL (25 ºC)

    Storage Conditions:

    Store at RT.

    Vapor Pressure:

    0.16 mm Hg ( 20 °C)

    Vapor Density:

    3.4 (vs air)

    Toxicity:

    Oral-rat LD50: 708 mg/kg; Oral-Mouse LD50: 2400 mg/kg

    Flammability characteristics:

    Flammable; spicy and irritating smoke is released from the fire

    Explosive limit:

    1.4-7.1%(V)

    Odor:

    Pungent odor

    PH:

    pH of water solutions: 2.42 at 1X10-2 M; 2.62 at 5X10-3 M; 3.10 at 1X10-4 M

    Hazard Identification

    Classification of the substance or mixture

    Acute toxicity - Category 4, Oral

    Skin corrosion, Sub-category 1B

    Serious eye damage, Category 1

    Skin sensitization, Sub-category 1A

    Respiratory sensitization, Category 1

    Specific target organ toxicity – repeated exposure, Category 1

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Danger

    Hazard statement(s)

    H302 Harmful if swallowed

    H314 Causes severe skin burns and eye damage

    H317 May cause an allergic skin reaction

    H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled

    H372 Causes damage to organs through prolonged or repeated exposure

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

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

    P260 Do not breathe dust/fume/gas/mist/vapours/spray.

    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.

    P284 [In case of inadequate ventilation] wear respiratory protection.

    Response

    P301+P317 IF SWALLOWED: Get medical help.

    P330 Rinse mouth.

    P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.

    P363 Wash contaminated clothing before reuse.

    P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

    P316 Get emergency medical help immediately.

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

    P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

    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.

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

    P342+P316 If experiencing respiratory symptoms: Get emergency medical help immediately.

    P319 Get medical help if you feel unwell.

    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

    Dry. Separated from strong oxidants, strong bases and food and feedstuffs.Keep container tightly closed in a dry and well-ventilated place. Moisture sensitive. Storage class (TRGS 510): Non-combustible, corrosive hazardous materials

  • Seller Information
    Business Type:

    Manufactory

    Main Products:

    Chemical Pesticides,Food Additives,Agrochemicals,Active Pharm Ingredients,Flavors and Fragrances,Chemical Catalyst

    Location:

    https://www.dideu.com/en/

    Payment Terms:

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

    Average lead Time:

    7

    Total Annual Revenue:

    Above $100 million

    Total Employees:

    Above 1000

    Year of Establishment:

    2016

    Certifications:

    ISO Certificate,REACH

    Company Profile
  • Inquiry History
    216 Inquiries
    Country Product Purchase Quantity Date Posted
    Japan

    Inquiry for Maleic Anhydride (Biobased) – CAS No. 108-31-6

    1 20' Fcl Jan 23, 2026
    India

    Maleic Anhydride 108-31-6

    250 MT Oct 27, 2023
    United States

    Maleic Anhydride (molten) 99.6% CAS 108-31-6 YUSSEN

    6000 MT Sep 21, 2023
    Egypt

    maleic anhydride bulk 99% white powder CAS 108-31-6 C4H2O3 maleic anhydride

    25 MT Nov 1, 2023
    Colombia

    Maleic Anhydride

    1 KG Aug 26, 2025
    United States

    Maleic anhydride

    100 TON Jun 14, 2024
    India

    Maleic Anhydride (Molten) 

    20.00 KG May 20, 2025
    India

    Maleic Anhydride (Molten)  

    200.00 KG Jun 1, 2025
    India

    Maleic Anhydride (Molten) 

    10.00 KG May 17, 2025
    India

    Maleic Anhydride (Molten) 

    30.00 KG May 22, 2025
    Pakistan

    Maleic Anhydride

    1.00 MT Jul 30, 2024
    India

    Maleic Anhydride

    20.00 MT Feb 18, 2024
    India

    Maleic Anhydride

    20.00 MT Feb 21, 2024
    India

    Maleic Anhydride

    1.00 MT Feb 26, 2024
    United Kingdom

    Maleic Anhydride

    1.00 MT Nov 6, 2024
    Austria

    Maleic Anhydride (Molten)

    100.00 KG Jun 7, 2025
    Qatar

    Maleic Anhydride

    40.00 TON May 23, 2024
    India

    Maleic Anhydride

    15.00 MT Jan 31, 2024
    Malaysia

    MALEIC ANHYDRIDE

    300 MT Jan 29, 2025
    India

    Maleic anhydride

    20000 KG Jun 29, 2026
    Post an enquiry for this product
pic ×

Scan the QR Code to Share

All products displayed on this website are only for non-medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.

According to relevant laws and regulations and the regulations of this website, units or individuals who purchase hazardous materials should obtain valid qualifications and qualification conditions.

The information shown above is provided by the enterprise itself, and the authenticity, accuracy and legitimacy of the content are the responsibility of the publishing company. ECHEMI does not bear any guarantee responsibility for this. Please be aware that risks in internet transactions objectively exist.

Feedback & Suggestions
Send Message

Thank you for your feedback. If you require further assistance, please contact us by email at info@echemi.com or call us at +86-532-55729510.