Product Details
| Product Name: Luteolin | CAS No.: 491-70-3 |
| EC-No.: 207-741-0 | Min. Order: 1ton |
| Purity: 99% | Supply Ability: 1000T/M |
| Release date: 2025/11/04 |
Luteolin (CAS: 491-70-3) – Technical Data Sheet (TDS)
1. Product Name: Luteolin
2. Synonyms: 3′,4′,5,7-Tetrahydroxyflavone
3. CAS Number: 491-70-3
4. Molecular Formula: C??H??O?
5. Molecular Weight: 286.24 g/mol
6. Appearance: Yellow crystalline powder
7. Odor: Odorless
8. Specifications:
| Test Item | Specification (Food Grade) | Specification (Industrial Grade) | Test Method |
|---|---|---|---|
| Assay (HPLC) | ≥ 98% | ≥ 95% | HPLC |
| Appearance | Yellow crystalline powder | Yellow to light brown powder | Visual |
| Moisture | ≤ 5% | ≤ 8% | Loss on drying |
| Ash | ≤ 1% | ≤ 3% | AOAC 923.03 |
| Heavy Metals (Total) | ≤ 10 ppm | ≤ 20 ppm | ICP-MS |
| Lead (Pb) | ≤ 2 ppm | ≤ 5 ppm | ICP-MS |
| Arsenic (As) | ≤ 1 ppm | ≤ 3 ppm | ICP-MS |
| Cadmium (Cd) | ≤ 1 ppm | ≤ 2 ppm | ICP-MS |
| Mercury (Hg) | ≤ 0.1 ppm | ≤ 0.5 ppm | ICP-MS |
| Solubility | Soluble in DMSO, ethanol; Insoluble in water | Same as food grade | Visual/Solubility test |
9. Physical and Chemical Properties:
Melting Point: 332–338°C
pH (1% solution in water/ethanol): 6.0–7.5
Stability: Stable under normal storage; sensitive to light and heat
10. Applications:
Food & Beverage: Functional ingredient, antioxidant, coloring agent in health foods, beverages, and dietary supplements.
Nutraceuticals & Dietary Supplements: Anti-inflammatory, antioxidant, neuroprotective, and cardiovascular support.
Cosmetics & Personal Care: Anti-aging, skin brightening, UV protection.
Industrial & Research: Raw material for pharmaceuticals, chemical intermediates, analytical reference standard.
11. Storage & Handling:
Store in a cool, dry, ventilated place, away from light and moisture.
Keep container tightly closed.
Recommended storage temperature: 2–8°C for long-term storage.
12. Shelf Life:
24 months when stored properly in original packaging.
13. Packaging:
1 kg, 5 kg, 25 kg kraft paper drum with inner polyethylene liner.
14. Safety & Regulatory:
Non-toxic; comply with food safety regulations (GRAS/EFSA status for certain uses).
Handle with proper PPE to avoid dust inhalation.
http://www.khonorchem.com
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China- Since: 2025-04-07
- Address: C-309, No. 12 Yuzhou S. Rd, Haizhou, Lianyungang, Jiangsu, China