Product Description: Indigosol brown IBR is a dye commonly used for dyeing textiles.
Formula: C42H16N2Na6O24S6
References: [1]Thomas H A. “RAYOLANDA” X and “RAYOLANDA” WD—new fibres of value in textile design by reason of their special dyeing and textile properties[J]. Journal of the Textile Institute Proceedings, 1939, 30(7): P181-P200.