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Eriochrome black T (C.I. 14645), p.a., 100 g, glass
Eriochrome black T (C.I. 14645), p.a., Molar mass (M) 461,38 g/mol, CAS No. [1787-61-7], UN-Nr. 3077, EG-Nr. 217-250-3, Empirical formula C20H12N3NaO7S