Quercetin Powder Bulk
Part of used:Bark and Leaves
Specs Available:95%,98% UV,HPLC
Appearance:Dihydrate is yellow acicular crystal (dilute ethanol)
CAS NO.:117-39-5
Molecular Weight:302
Molecular Formula:C15H10O7
Quercetin Powder Bulk: High-Quality Natural Flavonoid for Multiple Applications
At Xi'an Jiayuan Bio-tech Co., Ltd., we offer premium-grade quercetin powder bulk, a plant-derived flavonoid renowned for its antioxidant, anti-inflammatory, and immune-boosting properties. Extracted from natural sources like Sophora japonica, it meets the highest industry standards, making it a trusted ingredient for pharmaceuticals, nutraceuticals, cosmetics, and functional foods.
Product Specifications
| Parameter | Details |
|---|---|
| Product Name | Quercetin Powder Bulk |
| Botanical Source | Sophora japonica |
| Active Ingredient | Quercetin (≥98%) |
| Appearance | Yellow crystalline powder |
| Solubility | Slightly soluble in water |
| Extraction Method | Ethanol and water extraction |
| Shelf Life | 24 months |
| Packaging | 25kg/drum or customized options |
Application
Health care: As a nutritional supplement, it helps to enhance immunity and help the body resist diseases. At the same time, it has antioxidant properties, can neutralize free radicals, reduce the damage of oxidative stress to the body, and thus delay the aging process and prevent a variety of chronic diseases.
Medicine: It performs well in the prevention and adjuvant treatment of cardiovascular diseases, can lower blood lipids and dilate blood vessels, thus helping to maintain normal blood pressure levels and reduce the risk of cardiovascular diseases. In addition, it also has certain anti-inflammatory and antiviral activities, and has a certain mitigating effect on some inflammatory-related diseases and viral infections.
Food industry: It can be used as a natural preservative, using its antioxidant properties to extend the shelf life of food and maintain the freshness and quality of food. At the same time, it can also be used to develop functional foods, add health benefits to food, and meet consumers' demand for healthy food.
Cosmetics: It is often added to skin care products. Due to its antioxidant and anti-inflammatory effects, it can protect the skin from environmental factors such as ultraviolet rays and pollution, reduce skin inflammation, promote skin health, and help prevent and improve skin aging problems such as wrinkles and sagging.
COA
| Product Name | Quercetin Powder | ||
| Botanical source | Sophora Japonica L. | Part Used | Buds |
| Lot No | 250106 | Quantity | 1000kg |
| Manufacture Date | 2025.02.22 | Expiry Date | 2027.02.21 |
| Ref standard | Enterprise standard | ||
| Items | Requirements | Results | Method |
| Appearance | Yellow powder | Conforms | Visual |
| Identification | Must positive | Positive | Infrared Absorption |
| Melting point | 305℃—315℃ | 312℃ | Melting point Apparatus |
| Particle size | 95% pass through Sieve 80 mesh | Conforms | CP2015 |
| Bulk density | ≥0.20gm/cc | 0.23gm/cc | CP2015 |
| Tapped density | ≥0.30gm/cc | 0.35gm/cc | CP2015 |
| Heavy metal | ≤10.0ppm | <10ppm | Atomic Absorption |
| Arsenic (As) | ≤2.0ppm | 0.35ppm | Atomic Absorption |
| Lead(Pb) | ≤2.0ppm | 0.42ppm | Atomic Absorption |
| Mercury(Hg) | ≤1.0ppm | 0.05ppm | Atomic Absorption |
| Cadmium(Cd) | ≤1.0ppm | 0.09ppm | Atomic Absorption |
| Sulphated ash | ≤0.30% | 0.15% | CP2015 |
| Loss on drying | ≤12.0% | 9.36% | 5g/120℃ |
| Assay | ≥95.0% | 95.43% | HPLC |
| Total Plate Count | ≤1000cfu/g | 100cfu/g | CP2015 |
| Mildew &Yeast | ≤300 cfu/g | 10cfu/g | CP2015 |
| E. Coli | Non-detected | Conforms | CP2015 |
| Salmonella | Non-detected | Conforms | CP2015 |
| Staphylococcus | Non-detected | Conforms | CP2015 |
| Residual Solvent | ≤5000mg/kg | 105mg/kg | GC |
| Pesticide Screen | Non-detected | Conforms | GC |
| Conclusion | The product conforms to the enterprise standard | ||
Quality Control & Packaging
At Xi’an Jiayuan Bio-tech Co., Ltd., we prioritize excellence at every stage:
ISO-Certified Processes: Adhering to ISO9001 and GMP standards for manufacturing.
Rigorous Testing: Ensuring product consistency, purity, and safety.
Secure Packaging: Eco-friendly, moisture-resistant packaging for product integrity.
Shipping Samples
We provide free samples for quality and compatibility assessment. Contact us at sales@jayuanbio.com to request a sample. We offer efficient global shipping options tailored to your needs.
Certifications
Our product is certified by prestigious regulatory bodies, including FSSC22000, ISO22000, HALAL, KOSHER, and HACCP, ensuring compliance with the highest quality and safety standards.
FAQ
1. What is the purity level of it?
It contains ≥98% purity, ensuring maximum efficacy.
2. Is the product suitable for pharmaceutical-grade formulations?
Yes, it meets the stringent requirements for pharmaceutical applications.
3. Can the product be customized for specific applications?
Absolutely. We can adjust specifications and provide customized packaging to meet your needs.
4. How do you ensure the quality of it?
Each batch undergoes rigorous quality control testing, including purity, safety, and compliance checks.
5. Do you ship internationally?
Yes, we offer reliable global shipping with flexible options to meet your delivery requirements.
Why Choose Xi’an Jiayuan Bio-tech Co., Ltd.?
With over 20 years of experience in natural plant extracts, Xi’an Jiayuan Bio-tech Co., Ltd. is a trusted partner in the industry. It is produced with precision, meeting the highest industry standards while supporting sustainable practices.
Contact Us
JIAYUAN is a professional manufacturer and supplier of Quercetin Powder Bulk. For inquiries, samples, or orders, please contact us at sales@jayuanbio.com, sales1@jayuanbio.com.
