Factory Sale High Quality USP Grade Estradiol 50-28-2 Beta Estradiol Powder Hormone Powder

  Estradiol  is a white or milky white ordorless crystalline powder.  slightly soluble in ethanol, and insoluble in water.

     Estradiol Application : Estradiol is the intermediate between estradiol valerate and estradiol benzoate, and it is a type of estrogen drug. It can be used to treat uterine functional bleeding, primary amenorrhea, menopausal syndrome, and prostate cancer. Estradiol can promote and adjust the normal growth of female sex organs and secondary sex characteristics, promote mammary duct maturation and growth, and aid in posseting. Estradiol can also be used in biochemical research.

Product name	Estradiol
Appearance	White crystalline powder
Characteristics	White or creamy white, crystalline powder	conform
Melting point	173 ~ 179°C	178~ 179°C
Specific rotation	+76°~+83°	+78.5°
Water	≤3.5%	pass
Assay	97 .0~ 103.0%	99.07%
Loss on drying	≤0.5%	0.21%
Related substances	total impurities ≤1.0%	Pass
	any individual impurity ≤0.5%	Pass
Residual solvents	ethanol ≤0.5%	Pass

 

 

 

 

 

 

Q1: MAY I GET ONE SAMPLE BEFORE PLACING ORDER?
Re: We generally do not provide free product samples before the customer places an order.
But if you need, you just need to bear the freight for normal products; About high value products, you just need to freight and a ite product cost. When we both cooperate for some times or when you are our old customer, free sample will be offered when you need..

2.Q2: WHICH PAYMENT IS AVAIL ABLE FOR YOUR COMPANY?
Re: In order to prompt our cooperation, there are some payment methods for your choice. T/T, Western union,World Remittance, all is ok. You can choose the one which is convenient for you.
Q3: HOW AND WHEN CAN I GET MY GOODS AFTER PAYMENT?
Re: We will send your parcel within 24~48 hours after you pay. We will have a special safe line for transportation to ensure that the package can reach your hand safely. Usually it will cost 3-5 days.

Q4: IS THERE ANY POSSIBLE TO USE MY APPOINTED LABEL OR PACKAGE?
Re: Sure. Our packaging is always safe and concealed. If needed, we'd like to use label or package according to your requirement.

Q5: HOW CAN YOU GUARANTEE THE GOODS YOU OFFER IS QUALIFIED?
Re: Honesty and responsibility are basis of one company, so whatever products we provide for you all are high qualifed. If the goods can't come to the quality we promise, you can ask for resend..

Over 10 years of experience working with brand, we know exactly quality and service is important to our customers in the chemical industry. For the last 10 years, this is always the value we believed in.

1.Rich experience
We are mainly engaged in the European market.Dear Friend,we have been in the European market for 10 years. We will solve two problems for our customers, the first is the customs issue, and the second is the product quality issue.

2.Safest and fastest delivery
Friend,after you paid, pls give us your shipping address, we will send your parcel within 48~72 hours, and give you the tracking number of the parcels. We have cooperating agents in these countries, Our customs clearance company will clear your parcel without customs issues.

3.Good after-sales service.
Best service after shipment . 24-hour Warm after sale service, We will help to solve the problems in your usage.Accept feedback online at any time and provide quality service to our customers.

Step 1: Please let me know the items you are favorable, quantities, and the destination country.

Step 2: You confirm all detail, and offer purchasing order.

Step 3: We send the detail price of our product and offer the suitable shipping method for reference.

Step 4: You confirm the order and payment 100% in advance and send us the detailed contacting information, including contacting person/company,address,mobile number,ZIP code and your special requirements.

Step 5: We arrange the shipment according to your requirements, and tracking code will be offered once it is released, then you can track your parcel at any moment.

Step 6: We offer after-sales services after service after you receive your parcel.