【Product alias】 Marigold extract, feed grade lutein, lutein powder, marigold extract, plant lutein
【Latin name】 Tagetes erecta L
【 Plant Source 】 The fresh flowers of Tagetes erecta L, a plant in the Asteraceae family, are made by granulation.
【 CAS Number 】 127-40-2
【Molecular formula】: C40H56O2
【 Molecular Weight 】 568.88
【Product Description】 Lutein, also known as carotenoids, carotenoids, plant lutein, nuclear lutein, marigold hormone, and plant lutein, is widely present in vegetables, fruits, and some flowers. It is a general term for a class of natural pigments. Orange yellow powder, paste or liquid, insoluble in water, soluble in organic solvents such as hexane. Belonging to carotenoid active substances. Lutein is widely used in health products, food and other fields. As a natural coloring agent, it is widely used in feed.
【Product Specification】 Lutein 1-80% (microencapsulated powder); Lutein ester 1-80% (microencapsulated powder); 1-50% zeaxanthin: 10:1 marigold extract (powder, liquid); Complete specifications, please consult customer service for details.
【 Detection Method 】 HPLC
【Product Description】 Orange yellow powder
Lutein powder is insoluble in water and easily soluble in oils and fatty solvents, while lutein microcapsule powder is soluble in water.
【 Process 】 Marigold petals → freeze-drying → crushing and sieving → adding ethanol solution of extraction agents THF and KOH in proportion, reacting at room temperature under nitrogen protection → filtering → rinsing → concentration → paste like substance → dissolving in ethanol aqueous solution (volume ratio 1:1) → adjusting the pH value of the extraction solution to neutral with acetic acid → centrifuging to remove the supernatant → crude lutein product
【 Product particle size 】 Through 80 mesh
【 Packaging Specifications 】 Standard packaging: 25kg/cardboard drum; Bulk cargo: 1kg/bag
【 Storage conditions 】 Sealed, cool, moisture-proof, and away from light.
【 Shelf life 】 24 months
【Product Application】 Natural pigments, feed additives