| CAS No.: | 108-31-6 |
|---|---|
| Formula: | C2h2(Co)2o |
| EINECS: | 203-571-6 |
| Carboxyl No.: | Dicarboxylic Acid |
| Alkyl No.: | Unsaturated Acid |
| Appearance: | Crystals |
| Samples: |
|---|
| Customization: |
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| Product name | Maleic anhydride |
| CAS no. | 108-31-6 |
| EINECS no. | 203-571-6 |
| Molecular Weight | 98.05808 |
| Molecular Formula | C4H2O3 |
| Synonyms | 2,5-Furandione; cis-Butenedioic anhydride; Sodium n-amylxanthate; MaleicAnhydride; MA; furan-2,5-dione; Maleic acid anhydride |
|
Item |
Specifications |
Result |
|
|
|
Superior |
Qualified |
|
|
Appearance |
White briquettes or blocky crystals |
White briquettes |
|
|
Purity w/% ≥ |
99.7 |
99.5 |
99.88 |
|
Melt Color/Hazen(Pt-Co)≤ |
25 |
50 |
10 |
|
Heat stability@140ºC,120mins/Hazen(Pt-Co)≤ |
According to customer's requirement |
20 |
|
|
Soildification PointºC≥ |
52.5 |
52.5 |
52.60 |
|
Iron,w(mg/kg)≤ |
2 |
3 |
0.52 |
|
Residue on ignition,%≤ |
0.005 |
0.001 |
|
|
Conclusion |
Confirm to superior grade |
||
|
Standard |
Q/JNHG.J 01098-2018 |
||
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