89806-80-4 2,7-naphthalenedisulfonic acid,4-hydroxy-3-[[4-(phenylazo)phenyl]azo]-, dipotassium salt

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Product Name	2,7-Naphthalenedisulfonic acid,4-hydroxy-3-[[4-(phenylazo)phenyl]azo]-, dipotassium salt
CAS No.	89806-80-4
Molecular Formula	C₂₂H₁₆N₄O₇S₂・2K

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