Purchase Qty. Reference FOB Price
24-98 kg US$35.00
99 kg US$30.00
100+ kg US$28.00
Product Description
Indigo, known chemically as indigotin, is a common blue dye that has been highly valued throughout history and has played a major role in trade and commerce since ancient times. The term indigo is often used to describe many blue dyes produced from a number of plants. For example, woad, a blue dye ...