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7-HYDROXYCOUMARIN CAS93-35-6Used as a fluorescent indicator and acid-base indicator (pH 6.5-8.0).
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Sodiumformaldehydesulfoxylate dihydrate CAS6035-47-8Pull white agent, reducing agent, bleaching agent and the production of indigo dyes, vat dyes
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O-ANISALDEHYDE CAS135-02-4Used as spices, medicine and fluorescent whitening agent intermediates
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(R)-(-)-1-PHENYL-1,2-ETHANEDIOL CAS16355-00-3Synthesis of chiral fine chemical intermediates.