Usage examples (7)

• To bleach that dye out I'll have to go over his face with a needle, pore by pore, and hammer in the indigotin disulphonic.
• The woad plant contains less indigotin, the coloring material within the source, and it requires higher heats to create color in textiles.
• Specially worthy of notice are the discoveries of artificial alizarin, in 1868, by Graebe and Liebermann, and of indigotin, in 1878, by Adolf
• The stamps are usually covered with a black ink made of sulphate of iron, and this is fixed by myrobalans; the Nilgars usually dye a plain blue with indigotin.