| Customization: | Available |
|---|---|
| CAS No.: | 108-31-6 |
| Formula: | C4H2O3 |
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Maleic anhydride is an organic compound. The molecular formula is C4H2O3 and the molecular weight is 98.06. Colorless crystal with strong irritating smell, freezing point 52.8ºC, boiling point 202ºC, easy to sublime. It is mainly produced by oxidation of n-butane or butene in benzene or carbon four fractions. It is a raw material for the production of unsaturated polyester and organic synthesis.
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Item |
Specifications |
Result |
|
|
Superior |
Qualified |
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|
Appearance |
White briquettes or blocky crystals |
White briquettes |
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Purity w/% ≥ |
99.7 |
99.5 |
99.85 |
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Melt Color/Hazen(Pt-Co)≤ |
25 |
50 |
10 |
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Heat stability@140ºC,120mins/Hazen(Pt-Co)≤ |
According to customer's requirement |
30 |
|
|
Soildification PointºC≥ |
52.5 |
52.5 |
52.60 |
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Iron,w(mg/kg)≤ |
2 |
3 |
0.28 |
|
Residue on ignition,%≤ |
0.005 |
0.002 |
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1. Maleic anhydride used in production of unsaturated polyester resin.
2. Maleic anhydride also is used in coating, pharmaceutics, agricultural, surfactant, additive of plastics, etc.
3. Maleic anhydride is main material of binary acid with four carbons, 1,4-butanediol r-butyrolactone, tetrahydrofuran.
Shandong Chemichase Chemical Co.,Ltd is founded in 2016 in Dongying, Shandong, China and is the first-class chemical dealer in the world. We are ecperts in research and producrion of coatings, UPR, polyurethane, water treatment products and solvents, ect. Our products include but not limited to Propylene Glycol, Dipropylene Glycol, Propylene Carbonate, Dimethyl Carbonate, Maleic Anhydride, Phthalic Anhydride, Methylene Chloride, Calcium Hypochlorite, Adipic Acid, Triacetin, Xanthan Gum, Ascorbic Acid, Melamine, Maltodextrin, etc. Our shareholding factories are located in Shandong, Hebei and Jiangsu.
We have the advantages of raw materials in Shandong and exporting transportation from Qingdao, Tianjin and Shanghai port. Chemichase Chemical is famous for high quality products and excellent services. Now we are stable supplying our products to more than 200 countries and regions which are located in the Middle East, South America, North America, Southeast Asia, Africa, Europe. We have both the expertise and geographical advantage to optimize the local resources and provide you with competitive products while minimizing your costs. With decades of experience in chemicals production and trade, we can also be your honest consultant for chemicals in China to provide additional assistance for your business development.
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