Technical Data Sheet (TDS)
Product Name: Quercetin
CAS No.: 117-39-5
Molecular Formula: C15H10O7
Molecular Weight: 302.24
1. Product Description
Quercetin is a natural flavonoid widely found in onions, apples, citrus fruits, and many other plant sources. It is known for its strong antioxidant, anti-inflammatory, and cardiovascular-supporting properties. Available in high-purity grades (≥95%) suitable for food, nutraceutical, cosmetic, and industrial applications.
2. Specifications
| Test Item | Specification |
|---|
| Appearance | Yellow crystalline powder |
| Identification (HPLC/UV) | Positive |
| Assay (HPLC) | ≥ 95.0% |
| Solubility | Slightly soluble in water; soluble in ethanol, DMSO |
| Moisture (Loss on drying) | ≤ 5.0% |
| Ash | ≤ 2.0% |
| Heavy Metals (Total) | ≤ 10 ppm |
| Lead (Pb) | ≤ 2 ppm |
| Arsenic (As) | ≤ 1 ppm |
| Cadmium (Cd) | ≤ 1 ppm |
| Mercury (Hg) | ≤ 0.1 ppm |
| Total Plate Count | ≤ 1000 cfu/g |
| Yeast & Mold | ≤ 100 cfu/g |
| E. coli | Negative |
| Salmonella | Negative |
| Staphylococcus aureus | Negative |
3. Applications
Food & Nutraceutical Applications
Functional ingredient in beverages, capsules, tablets, and powders.
Natural antioxidant supporting cardiovascular health, anti-inflammatory effects, and general wellness.
Used in functional foods, energy drinks, dietary supplements, and nutraceutical products.
Cosmetic Applications
Anti-aging and skin-protecting ingredient in creams, serums, and lotions.
Protects against oxidative stress and UV-induced skin damage.
Industrial Applications
Raw material for pharmaceutical intermediates and fine chemicals.
Natural antioxidant for food processing and feed additives.
Employed in material stabilization due to its free-radical scavenging activity.
4. Packaging
1 kg / aluminum foil bag (with inner PE liner)
25 kg / fiber drum (with inner PE bag)
Customized packaging available on request
5. Storage & Shelf Life
Store in a cool, dry place, away from light and moisture.
Shelf life: 24 months when properly sealed and stored.
6. Safety & Regulatory Information
Non-toxic at normal dosage levels.
Complies with major pharmacopeia and food additive regulations.
GRAS-listed in certain regions as a natural plant-derived compound.
Handle with gloves, mask, and protective clothing to avoid inhalation of fine dust.
7. Conclusion
Quercetin is a versatile natural flavonoid suitable for food, nutraceuticals, cosmetics, and industrial applications, providing antioxidant, anti-inflammatory, and cardiovascular-supporting functions.
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