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7-Anilino-4-hydroxy-2-naphthalenesulfonic acid
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CAS NO:119-40-4; MF:C
16
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13
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4
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Benzenesulfonic acid,2,2'-(1,2-ethenediyl)bis[5-nitro-, sodium salt (1:2)
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CAS NO:3709-43-1;
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4'-Aminoazobenzene-4-sulphonic acid
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CAS NO:104-23-4; MF:C
12
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3
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