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3,4-DICHLOROBENZALDEHYDE CAS6287-38-3As organic synthesis intermediates. For the synthesis of drug NITROQUINE etc.
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Diphenylphosphoryl azide CAS26386-88-9Used in organic synthesis, medicine synthesis and synthetic peptide compounds.
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Diphenyl carbazone CAS538-62-5Reagents used for analysis, chromatographic analysis of reagent, adsorption indicator and the indicator complex
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CALCON CAS2538-85-4Mainly used for knitting wool, wool, wool fabric dyeing, silk, nylon dyeing
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1-Fluoronaphthalene CAS321-38-0Organic reagents, pharmaceutical intermediates, chemical intermediates