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Pyromellitic dianhydride(PMDA)
1.Product Name：Pyromellitic dianhydride(PMDA)
2.CAS NO.:89-32-7
3. Structural Formula:
4. Molecular Formula: C10H2O6
5. Quality indexes:
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ITEM
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Standard Value
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Appearance
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White or light yellow crystal-like
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Assay（%）
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≥99.50
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Meiting Point（℃）
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286-288℃
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≤1300（ppm）
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≤1300
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6.PACKING AND RESERVATION
External Package is plastic barrel or Fiber Drum (or use iron barrel according to customer's request), 20-200kg/barrel. Internal Package is polyethylene cuticle bag, Store in shady and dry place,and keep off heart sourc
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