| Customization: | Available |
|---|---|
| CAS No.: | 108-31-6 |
| Formula: | C4H2O3 |
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CIS butenedioic anhydride, also known as maleic anhydride or dehydrated malic anhydride, is an organic compound. The molecular formula is c4h2o3 and the molecular weight is 98.06. It is mainly prepared by the oxidation of n-butane or butene in benzene or C4 fraction. The solid maleic anhydride is white flake live granular crystal, easy to sublimate, soluble in alcohol, ether and acetone, with a relative density of 1.48 (20 ºC solid) or 1.30 (70 ºC liquid), and a boiling point of 202 ºC. It is easy to deliquesce in water to form maleic acid.
| Characteristics | Units | Guaranteed Values | Results | |||
| Appearance | White briquettes | White briquettes | ||||
| Purity(by MA) | WT% | 99.5 min | 99.71 | |||
| Molten Colour | APHA | 25 Max | 13 | |||
| Solidifying Point | ºC | 52.5 Min | 52.5 | |||
| Ash | WT% | 0.005 Max | <0.001 | |||
| Iron | PPM | 3 Max | 0.32 | |||
| Maleic Acid | WT% | ≤0.5 | 0.29 | |||
Q: Can I get some samples?
Yes, we welcome sample order for you to test and check our quality. Send me your requirements of the product you need. We support free sample.
Q: How to confirm the product quality before placing orders?
We support the sample delivery before shipment. or arrange SGS inspection before loading.
Q: What is your MOQ?
Our MOQ is 1 bag.
Q: What kind of package do you have?
We support 25kg bag, 500kg bag, 600kg bag. and iso tank for molten MA.
Q :Which kind of payment terms do you accept?
We have flexible payment term liek TT, LC, DP, OA and etc.
Q: How about your delivery? How long is your delivery time?
Propmpt delivery if we have stock at our warehouse. Usually it will take 1 week for normal cargo, and 2 weeks for DG.
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