Marigold Extract Zeaxanthin introduction
Marigold Extract (Zeaxanthin) is the purified fraction obtained from saponification of the oleoresin of Tagetes erecta L also called meso-Zeaxanthin consists chiefly of the 3R,3'S-Isomer of Zeaxanthin. It contains NLT 20.0% of total carotenoids calculated as Zeaxanthin (C40H56O2).Marigold Extract Zeaxanthin mainly specifications
① Marigold Extract Zeaxanthin Powder 2%-60% HPLC ② Marigold Extract Zeaxanthin Crystal 70% HPLC ③ Marigold Extract Zeaxanthin Oil 10%,20% HPLC ④ Marigold Extract Zeaxanthin CWS 5% 10% HPLC ⑤Marigold Extract Zeaxanthin Beadlets 5% 10% HPLC
Benefits of Marigold Extract Zeaxanthin
❶ Marigold Extract Zeaxanthin can be used natural pigment for food. ❷ Marigold Extract Zeaxanthin is major active ingredients for retina for eye health. ❸ Marigold Extract Zeaxanthin is a natural carotenoids antioxidant. ❹ Marigold Extract Zeaxanthin can be used as aquaculture additives.Typical specification sheet of Zeaxanthin 20%
| Analysis Items | Specifications | Methods |
| Identifications | ||
| The absorbance ratio A427/A453 at about 480nm. | |
| Retention time of the sample matches with the standard in HPLC purity test. | |
| Active Ingredients Tests | ||
| Zeaxanthin (HPLC) | ≥20.00% | USP43<621> |
| Carotenoids (UV) | ≥20.00% | USP40<857> |
| Physical Tests | ||
| Appearance | Orange Yellow fine powder | Visual |
| Odor | Characteristic | Organoleptic |
| Taste | Characteristic | Organoleptic |
| Particle size | 90% pass 80mesh | USP40<786> |
| Water | ≤5.00% | USP40<921> |
| Residue on Ignition | ≤5.00% | USP40<281> |
| Chemical Tests | ||
| Heavy Metals | ≤10.00ppm | USP43<231> |
| Pb<Lead> | ≤1.00ppm | USP43<211> |
| As<Inorganic arsenic> | ≤1.00ppm | USP43<251> |
| Cd<Cadmium> | ≤1.00ppm | USP43<232> |
| Hg<Mercury> | ≤0.10ppm | USP43<261> |
| Residual Solvents | USP<565> | USP43<565> |
| Pesticide Residues | USP<561> | USP43<561> |
| Ethoxyquin | Negative | HPLC-MS/MS |
| Microbiological Tests | ||
| Total Bacterial Counts | ≤1,000cfu/g | USP43<2021> |
| Yeasts and Molds | ≤100cfu/g | USP43<2021> |
| E. Coli | Negative in 1g | USP43<2022> |
| Salmonella | Negative in 10g | USP43<2022> |
| * Statements : Allergen Free,Irradiated free, GMO free, Additives free,KOSHER & HALAL certificated. | ||
| * Precautions: Subtle color difference may occur batch-to-batch since it’s extracted from natural plants. | ||
| * Storage: Preserve in well-closed container, protected from light & moisture, and store at controlled room temperature. | ||
Application Cases
