| Customization: | Available |
|---|---|
| CAS No.: | 482-89-3 |
| Formula: | C16h10n2o2 |
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Indigo naturalis extract is a concentrated mixture made by extracting (or ''pulling'') isatis indigotica's chemical constituents out of the inert plant fiber (cellulose) with a solution of grain alcohol and water. Good indigo naturalis extract should optimally preserve the aroma, taste and biological activity of isatis indigotica from which it is made.
The granular indigo is processed by spray drying the slurry of acid washing indigo with additive,This product is dark-blue uniform powdery or granular. It cannot be dissolved in water and common organic solvents such as ethanol and aether, but can be dissolved in hot aniline and melt phthalic anhydride. Its melting point in the closed capillary is 390-392°C, and it begins sublimating slowly at 290°C. It has very good sunburn endurance and application performance.
| Product Name | Indigo |
| CAS No | 482-89-3 |
| Apperance | Blue Powder |
| Specification | 99% |
| Grade | Food Grade |
| Application | Cosmetic, Food, Medicine |
| MOQ | 1kg |
| Testing Method | HPLC |
| Package | ≤1kg/Foil bag; ≤25kg/Carton; >25kg/Drum (Customizable) |
| Shelf Time | 24 Mon |
Mainly used for dyeing cotton yarn, cotton cloth, wool or silk
This pigment is an important pigment treated product of indigo, which has excellent light resistance, climate fastness, and heat stability. It provides a blue color tone and can be used to prepare liquid dispersion formulations. It is mainly used for dyeing and printing of viscose fiber raw slurry.
PACKAGE INFORMATION
25±0.2 kgs
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