CAS No.: | 108-31-6 |
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Formula: | C4H2O3 |
EINECS: | 203-571-6 |
Type: | Flavor & Fragrance Intermediates |
Appearance: | Powder |
Quality: | Food Grade |
Customization: |
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Maleic anhydride, also known as dehydrated malic anhydride, maleic anhydride and maleic anhydride, is the acid anhydride of maleic acid. At room temperature, it is a white crystal with a strong pungent smell, and its chemical formula is C4H2O3.
-- Product parameters --
Items |
Index |
Appearence |
white crystalline powder |
Purity |
99% min maleic anhydride |
Loss on drying |
≤2.0% |
Heavy metals |
≤10 ppm |
Water |
≤1.0% |
Sulphated ash |
≤0.5% determined on 1.0 g. |
Assay |
99.0%~101.0% (anhydrous substance). |
Storage |
Preserve in well-closed, light-resistant and airtight containers. |
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