Indigo dye obtained by treating a mixture of iridoid glycosides and protein hydrolysates with enzymes.
"BLUE-L" is a vivid blue pigment with relatively low redness, derived from gardenia blue pigment. It is not acid-resistant, and at pH 4.5 or lower, it becomes insoluble and the pigment precipitates. In addition to this, we also offer the acid-resistant "BLUE-B150," which does not precipitate the pigment up to around pH 3. 【Features】 ■ Appearance: Dark blue liquid with a slight characteristic odor ■ Color tone: Exhibits a vivid blue color when dissolved in water (λmax around 600nm) ■ Solubility: Soluble in water, aqueous ethanol, and aqueous propylene glycol; insoluble in fats ■ Heat and light resistance: Relatively stable *For more details, please refer to the PDF document or feel free to contact us.
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【Other Features】 ■pH ＜BLUE-L＞ ・There is almost no change in color at pH 4.5 or higher. ・At pH 4.5 or lower, it becomes insoluble and the pigment precipitates. ＜BLUE-B150＞ ・There is almost no change in color at pH 3 or higher. ・At pH 3 or lower, it becomes insoluble and the pigment precipitates. *For more details, please refer to the PDF document or feel free to contact us.
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【Usage】 ■Beverages, jelly products, frozen desserts, confections, candies, chewing gum *For more details, please refer to the PDF document or feel free to contact us.
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Since its establishment, Nichinou Food Sales has succeeded in the development and commercialization of natural colorants as a pioneer, pursuing safety and functionality alongside beauty, and has introduced numerous products to the world. Through natural colorants, we contribute to the creation of healthy and human-friendly food.