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Sodium isethionate CAS 1562-00-1It is the sodium salt of 2-hydroxyethane sulfonic acid. It is used as hydrophilic head group in washing-active surfactants -
Crystal violet lactone CAS 1552-42-7It is an important functional dye for the production of pressure-sensitive materials -
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3-AMINO-4-HYDROXYBENZOIC ACID CAS1571-72-8Used as intermediate of azo and sulfur dyes, and used in making photographic paper -
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![ethyl 6'-(diethylamino)-3-oxospiro[2-benzofuran-1,9'-xanthene]-2'-carboxylate](/uploadfile/202104/20/a72150cb3cebd3ddd2422b236a20dea9_small.JPG){kind=small}
