3,3'-Spirobi[3H-2-benzopyran]-1,1'(4H,4'H)-dione   Product ID: AC-1200658 Product Name: 3,3'-Spirobi[3H-2-benzopyran]-1,1'(4H,4'H)-dione CAS: 14782-54-8 Molecular Formula: C17H12O4 MW: 280.27478 Appearance: Assay: Hazard Symbols: N/A Request For Quotation Email:sales@abichem.com

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