Hot Sale 100% Pure Natural flos sophorae extract
Hot Sale 100% Pure Natural Pentahydroxyflavone
Pentahydroxyflavone Detailed Information
Extracted Part: Fruits
Active Ingredient: Quercetin
Specification: 95%
Appearance: Green toYellow Powder
Detection Method: HPLC
CAS No. : 6151-25-3
Molecular Formula:C15H10O7
Molecular Weight: 302.23
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TEST |
STANDARD |
RESULTS |
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Appearance |
Yellow, crystalline powder |
Yellow, crystalline powder |
|
Solubility |
Practically insoluble in water |
Complies |
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Soluble in aqueous alkaline sol. |
Complies |
|
|
Tests |
||
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Loss on drying |
≤12.0% |
10.89% |
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Sulphated ash |
≤0.5% |
0.32% |
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Melting point |
305-315°C |
310-312°C |
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Heavy Metal |
≤20PPM |
<10PPM |
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Mesh size |
95% pass 80 mesh |
100% pass 80 mesh |
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Assay (anhydrous substance) UV |
≥98% |
98.92% |
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Microbiological test |
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Total plate count |
≤1000cfu/g |
<1000cfu/g |
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Yeast & Mould |
≤100cfu/g |
<100cfu/g |
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E.Coli |
Absent |
Absent |
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Pseudomonas aeruginosa |
Absent |
Absent |
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Conclusion: the test results conform to 98% standard. |
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Main Functions:
1. Improving blood capillary elastic, Anti-inflammatory
2. Antioxidation and anti-cancer, especially prostatic cancer
3. Preventing vascular disease
4. Maintain vascular resistance
1.25kg/fibreboard drum
2. as your requirement.
3.Pack in aluminum foil bag and one plastic-bag inside.
keyword:Pentahydroxyflavone
Q1: Can i get some samples?
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2: How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union or Paypal or Escrow(Alibaba).
Q3: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples.
You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q4:What’s your MOQ?
A:Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100%
paid.
Q5: How about delivery leadtime?
A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)
Q6:Is there a discount?
A:Different quantity has different discount.
Q7: How do you treat quality complaint?
A:First of all, our quality problem will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
Q8: How to contact us ?
A:You can chat with us by Trademanager,MSN&Skype Online.
You can choose your interested products and send inquiry to us.
You can dial our telephone directly, you will get our reply.
- Step 1Find your interested products by search keywords
- Step 2Contact the supplier by clicking ”Enquire” or “request meeting” button, otherwise, you also could consult our import consultant.
- Step 3After verifying your email, get response from suppliers or our trade manager will contact you as soon as possible
- Step 4Set up meeting with the Chinese supplier without language barrier