Description
Indigo, Synthetic, or Vat Blue 1, is a synethic dye. Find a high quality inventory of synthtic indigo dye at Spectrum Chemical. Also known as Vat Blue 1, it is a vat dye and one of the oldest classes of dyes known. Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or res1-EArch purposes and typically are not suitable for human consumption or therapeutic use.
