Quercetin, also known as quercetin, quercetin, is soluble in glacial acetic acid, yellow in alkaline solution, almost insoluble in water, and bitter in alcohol solution.It has good expectorant and antitussive effects and has a certain antiasthmatic effect. In addition, quercetin powder also lowers blood pressure, enhances capillary resistance, reduces capillary fragility, lowers blood lipids, dilatation of coronary arteries, and increases coronary blood flow. Quercetin powder is used for the treatment of chronic bronchitis.
Product Name:
Quercetin
Botanical Source:
Sophora Japonica Extract
Spec./Purity:
1.Quercetin 95% HPLC
2:Quercetin 98% UV,
Appearance:
Light Yellow Fine Powder
Active Ingredients.:
Quercetin
Partical size:
100% pass 80 mesh
Shelf Life:
2 Years
Product Function
Quercetin dihydrate is a powerful immune enhancer and antioxidant, and a flavonol that supports heart health and cardiovascular function. It can promote healthy breathing, support the kidneys, and benefit the prostate. Quercetin dihydrate can also support healthy metabolism and help strengthen immune function. An anti-inflammatory pads help reduce the release of histamine, which is a compound released by cells in allergic and inflammatory reactions. It then helps reduce the pain and discomfort associated with inflammation
*Antioxidant, support healthy aging
*Can enhance immune function
*Reduce fatigue and improve athletic performance
*Promote cardiovascular and heart health
*Support breathing function
*Improve metabolic function
*Help support a healthy bladder
*May benefit prostate health
Product Application
1. Quercetin powder is mainly used in oils, beverages, cold drinks and meat products.
2. Healthcare supplement
Certificate of Analysis
Item
Specification
Results
Test Method
Appearance
Yellow powder
Complies
Visual
Identification
Must positive
Positive
Infrared Absorption
Melting point
305℃—315℃
312℃
Melting point Apparatus
Particle size
95% pass through Sieve # 80 mesh
Complies
CP2015
Bulk density
≥0.20gm/cc
0.23gm/cc
CP2015
Tapped Density
≥0.30gm/cc
0.35gm/cc
CP2015
Heavy metals
≤10ppm
<10ppm
Atomic Absorption
-Arsenic(As)
≤2ppm
0.35ppm
Atomic Absorption
-Lead (Pb)
≤2ppm
0.42ppm
Atomic Absorption
-Mercury(Hg)
≤1ppm
0.05ppm
Atomic Absorption
-Cadmium(Cd)
≤1ppm
0.09ppm
Atomic Absorption
Sulphated Ash
≤0.30%
0.08%
CP2015
Loss on drying
≤12.0%
9.25%
5g/120℃
Assay by HPLC
≥95.0%
95.12%
HPLC
Microbiological test:
Total plate count
≤1000cfu/g
100cfu/g
CP2015
Mildew & Yeast
≤300cfu/g
10cfu/g
CP2015
E.Coli
Negative
Complies
CP2015
Salmonella
Negative
Complies
CP2015
Staphylococcus
Negative
Complies
CP2015
Residual Solvent
≤5000mg/kg
105mg/kg
GC
Pesticide Screen
Not Detected
Complies
GC
Packing&Storage
Shelf Life
Packed in paper-drums and two plastic-bags inside.N.W.:25kgs Store in a well-closed containers, in a cool dry area. Two years if sealed and stored away from direct sun light and heat.
Conclusion
The test results conform to Quercetin Dihydrate HPLC 95% standard.
Learn about our shipping methods for international cosmetic ingredients, plant extract and supplements orders. Our international carriers include FedEx, UPS, and DHL Express. Choose a shipping option that best fits your budget and needs. However, in some cases we reserve the right, without notice, to change the shipping service on your order due to high value. UPS will be switched to FedEx Ground and a signature upon delivery will be required. All orders are shipped from our warehouse in China.
International Shipping
We ship to over 150 countries worldwide and have over 4 years of experience dealing with international shipping documentation. Please note that shipping charges may vary from the amount indicated by the automatic shipping calculator since the weight calculated on the website may differ from the actual package weight due to the packaging material. There is no handling fee for all international orders.
Customs fees, VAT, or value added tax, and sales tax are typically charged by the government of your country and must be paid by the customer once the package arrives. We cannot determine what these fees will be. We recommend that you check with your local customs office or post office for details on how these charges are assessed and applied. For customs clearance, a customs broker is usually needed who may charge you a brokerage fee. Packages may be held up in customs for a few days and will delay delivery.
FedEx International Economy: delivers in five business days to more than 220 countries for packages up to 150 pounds. Includes tracking. Extra services include broker service and customs cleared service. Please provide your FedEx account number in the "Shipping Instructions" section of your order if you want to have it shipped on your account. The prepaid shipping cost will be refunded.
FedEx International Priority: delivers in one to three business days and two business days for major cities in Europe. This shipping option is available for more than 220 countries for packages up to 150 pounds. Includes tracking. Extra services include broker service, third party consignee, and customs cleared service. Please provide your FedEx account number in the "Shipping Instructions" section of your order if you want to have it shipped on your account. The prepaid shipping cost will be refunded.
Worldwide Expedited: offers customs-cleared, day-definite delivery to more than 220 countries and territories in two to five business days.
Worldwide Express: this service offers guaranteed delivery in 1-3 business days depending on the destination. Service is available in 185 countries and territories.
Worldwide Saver: offers guaranteed afternoon delivery in 1-3 days for your international shipments. Next business day delivery to Canada, two business days to Europe and Latin America, and two or three business days to Asia. Service is available in 215 countries.
DHL Express Worldwide: DHL offers exclusively express shipping services around the globe. Slower shipping services that take longer than four to five days are not available with DHL. The Express Service is a time-sensitive service with proactive delivery notification available on request. Delivers by the end of the next possible business day. Intercontinental shipments usually take three days.
01. How to contact with us?
Online service:by Trademanager, Skype,Email
You can choose your Interested products and send inquiry to us.
Call us without any hesitation.
02. How to confirm the products quality before placing orders?
We will offer you our products specification standard to you,and we test every batch of our product by HPLC.UV,GC AND TLC AND etc. We also cooperate with independent third party lab such as SGS,PONY etc.
FREE SAMPLES of some products can be sent on request,only need to pay the shipping cost or arrange a courier to us and take the samples. Send us your products specifications and requests, we will produce for you.
03. How to make order & payment?
We can accept payment by TT,WESTERN UNION,Escrow,Paypal,L/C
04. How to pack and storage?
Packing:1kg/Aluminium Floil bag with Carton outside. 25KG/Fiber drum with double PE BAGS INSIDE.
Storage:Store in cool & Dryplace,keep away from light and heat.
05. How to ship and delivery?
Transit could be DHL,UPS,TNT,FEDEX,EMS.For mass orders,it will be ship by air or sea.
06. Our reture service policy
We offer an full money back guarantee,if you are not 100% satisfied with our products,return all goods back to us within 60 days and we will fully refund your money.