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Orange color extraction from Giant Coreopsis (Coreopsis gigantea) and the Barberry plant (Berberis spp.) involves isolating naturally occurring pigments such as flavonoids, xanthophylls, and berberine derivatives that produce vibrant yellow to orange hues. The process begins with harvesting the flower heads of Coreopsis and the roots or bark of Barberry, followed by drying and grinding the plant material into fine powder. Extraction is typically carried out using food-grade solvents like ethanol, methanol, or hot water under controlled temperature to preserve pigment stability. Advanced methods such as ultrasound-assisted extraction (UAE) or maceration may be used to enhance pigment yield and efficiency. The extract is filtered and concentrated to produce a rich orange pigment that can be used in natural dyes, cosmetics, textiles, and pharmaceutical formulations. pH control is especially important, as these pigments can shift in tone depending on acidity or alkalinity, influencing the final shade of orange.
Best Engineering
Best Engineering
Best Engineering
Best Engineering
Best Engineering
Best Engineering
Best Engineering
Best Engineering
Best Engineering