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1-AMINO-8-NAPHTHOL-4-SULFONIC ACID CAS83-64-7An important intermediate used in manufacturing dyes, leather dyes, but also for the synthesis of SS acid in Chicago
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2-AMINO-8-NAPHTHOL-6-SULFONIC ACID CAS90-51-7Intermediate used in reactive dyes and direct dyes. For direct diazo black BH, direct dark brown M, direct Bordeaux GB, direct red F, direct grey D, direct N and direct light grey.
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2-AMINOBENZENESULFONAMIDE CAS3306-62-5Pharmaceutical intermediates for the production of diazoxide.
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3-Amino-1-propanesulfonic acid CAS3687-18-1As the intermediate of soothing at acid alcohol poisoning
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4-Amino-1-naphthalenesulfonic Acid CAS84-86-6Used as a dye intermediate, is also used for food coloring.