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1,3-DIHYDROXYNAPHTHALENE CAS132-86-5Sugar and oil reagents, test glucuronic acid in the urine.
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DIBENZOFURAN CAS132-64-9Used in medicine, disinfectants, preservatives, dye; Raw material of synthetic resin and high temperature lubricants, etc
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Diphenylphosphoryl azide CAS26386-88-9Used in organic synthesis, medicine synthesis and synthetic peptide compounds.