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By certification 
Equipped with the best GMP factory of best quality estrone for cosmetic, health care and human nutritional products in China, it is able to supply you with top quality estrone USP/EP 99%, as well as the reactive intermediate of natural food supplements products.
Estrone,CAS No.53-16-7,17-EstradiolProduct Description
Estrone is an estradiol metabolite found to reduce colon cell tumorigenesis, independent of ERα. Also found to inhibit BCRP-mediated drug efflux and overcome drug resistance.
CAS NO.:53-16-7
Molecular Formula:C18H22O2
Molecular Weight: 270.37
Einecs: 200-164-5
Melting Point: 258-261℃
Specification: USP37
Packing &Delivery
Delivery time : |
Around 3-5 workdays after your payment. |
MOQ : |
1 kg |
Packing : |
1 kg with double plastic container inside/Aluminum foil bag outside. 25kg with double plastic container inside/Fiber drum outside. |
Net Weight : |
25kgs/Drum |
Gross Weight : |
28kgs/Drum |
Drum Size & Volume:: |
I.D.42cm × H52cm, 0.08 m³/ Drum |
Payment terms: |
T/T or Western Union or Paypal |
Srorage : |
Stored in dry and cool place, keep away from strong light and heat. |
Shelf Life : |
Two years when properly stored. |
Company Information
Wellgreen TechnologyCo.,Ltd is a high - tech corporation and ISO9001: 2008
quality management system certification specializing in the production of nutritional supplements, herbal essence, steroids and its intermediates pharmaceutical industry. We insist the principle of Top quality, Excellent service, Outstanding technology innovation, Constantly development, and the goal of To be well in the green life.
Certifications
FAQ
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 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.
Q3: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.
Q4: How about delivery leadtime?
A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)
Q5:Is there a discount?
A:Different quantity has different discount.
Q6: 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. Send Email to us.
