Marigold Flower P.E.

Marigold Flower P.E.

【Plant Origin】：Marigold flowers. Stem erect, stout, with slender ridges, branched upward. It grows in a warm, sunny environment, and is resistant to cold and drought. The country of origin is Mexico and is cultivated throughout China.

【Production Specification】Lutein Powder 5%,10%,20%,60%,80%HPLC

Lutein Oil 5%, 10%, 20% HPLC

【Physicochemical Property】

Name：Lutein

CAS：127-40-2

Molecular formula：C₄₀H₅₆O₂

Molecular weight：568.87

Structural formula：

【Solubleness】：Soluble in n-hexane, ethyl acetate, insoluble in water. Light and oxygen are not stable.

【Technical indicators】

1. Appearance: Orange Powder；

2. Total ash content≤5%，acid insoluble ash≤2.0%；3. Dry weight loss≤5.0%；

4. Heavy metal≤10ppm（Pb≤2ppm，Hg≤1ppm，Cd≤0.5ppm，As≤2ppm）；

5. Microorganism (non-irradiation)：Total Plate Count≤5000CFU/g；Total Yeast&Mold ≤500CFU/g；Salmonella：Negative；Coliform：Negative。

【Detection method】UV HPLC