Indigo Carmine (Powder)
Vidhi Dyestuffs Mfg. Ltd目前只在以下作出標識的區域展示其產品資料：
Indigo Carmine (Powder), European permitted synthetic food color, is a free-flowing blendable water soluble dye powder, free from lumps or visible impurities. It has a pure dye content no lower than 85% and the C.I. Indigotine consists essentially of a mixture of disodium 3,3′dioxo-2,2′-bi-indolylidene-5,5′-disulfonate, and disodium 3,3′-dioxo-2,2′-bi-indolylidene-5,7′- disulfonate and subsidiary colouring matters together with sodium chloride and/or sodium sulfate as the principal uncoloured components. Indigotine is described as the sodium salt. The color index number is 73015. The chemical formula is C16H8N2Na2O8S2 and the molecular weight is 466,36.
Vidhi Dyestuffs Mfg. Ltd., (VDML) is an Institution in Edible Food Colour Technology and is engaged in the manufacturing and worldwide distribution of D&C Lakes & Blends, FD&C Lakes, D&C Colours (U.S. FDA Approved Colours Certified for use in Drugs & Cosmetics), FD&C Certified Colours (U.S. FDA Approved Colours), Lakes and Synthetic Water Soluble Food Colours. All these are available in various forms like Microfine (Plating Grade) powder, Granular and just plain Powder form.
Vidhi Dyestuffs Mfg. Ltd