531-81-7, Supplies

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  • Thermo Scientific Chemicals

    Synonym(s): 2-Oxo-2H-1-benzopyran-3-carboxylic acid Formula: C10H6O4 Formula weight: 190.15 Purity: 98% CAS Number: 531-81-7 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2932.20 Hazard Statements: H301 Toxic if swallowed. …