Equipped with the best GMP factory of best quality estradiol for cosmetic, health care and human nutritional products in China, it is able to supply you with top quality estradiol USP/EP 99%, as well as the reactive intermediate of natural food supplements products.Product Description Estradiol is a pharmaceutical ingredient used as hormonal contraceptionCAS??NO.:?50-28-2Molecular?Formula:C18H24O2Molecular?Weight:?272.38Einecs: 200-023-8Melting Point:173??????Specification:?USP37ItemSpec.IdentificationA:IRB:UVMelting range173 ~ 179 ?Specific rotation+ 76°~ +83°Relate substanceAny individual impurityTotal impurities?=0.5%=1.0%Water=3.5%Assay97.0 ~ 103.0 %ConclusionUSP 34 Standard, Conform the stipulation??Application??This product is estrogen drugs. Clinical used in ovarian insufficiency or ovarian hormone deficiency caused by a variety of symptoms, mainly functional uterine bleeding, primary amenorrhea, menopause syndrome, prostate cancer, etc.?Packing &DeliveryPackaging?Detail:1kg/Alu-bag; 25kg/DrumDelivery Detail:ImmediatelyFiles available: DMF open file, Stability Data Sheet, MSDS, Particle Size Distribution MOA, LAL testing, Particle Size testing.?Storage and Shelf LifeStore in cool & dry place, Keep away from strong light and heat, 24 months when properly stored??Company InformationWellgreen Technology Co.,Ltd is a high - tech corporation and iso9001: quality management system certification specializing in the production of nutritional supplements, herbal essence, steroids and its intermediates pharmaceutical industry. Wellgreen has developed into the leading companies in this field, there are two factories. ??Certifications?FAQQ1:?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?control?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.?Send?Email?to?us.
link:http://www.wellgreenxa.com/progestin/estradiol.html