Dorne chemical technology co., LTD.
Ethan@dornechem.com
Whatsapp: +8613583358881
Telegram:+8618560316533
Threema:XSB26TX5
| Estriol Chemical Properties |
| Melting point | 280-282 °C(lit.) |
| alpha | D25 +58° ±5° (0.04 g in 1 ml dioxane) |
| Boiling point | 370.61°C (rough estimate) |
| density | 1.27 |
| refractive index | 58 ° (C=0.4, Dioxane) |
| Fp | 9℃ |
| storage temp. | 2-8°C |
| solubility | Practically insoluble in water, sparingly soluble in ethanol (96 per cent). |
| pka | pKa 10.38±0.02(H2O t=23±2 Iunspeci?ed) (Uncertain) |
| color | White to Off-White |
Why choice me:
√1, We guarantee deeply analyze and demonstrate, purity more than 99%
√ 2, Factory outlet with priority price & large stock.
√ 3, Special magic vacuum safe package & safe shipping way.All parcel shipments are shipped discreetly and secure under customers' all requests.
√ 4, We promise reship policies if post failed or refund if you need.
√ 5, Rate of passing customs is 99.9% including Russia、Australia and anyother.
√ 6, TNT & UPS & DHL & EMS & Fedex or special line is available for you.Freight fee is all charge by seller.
√ 7,Payment terms: Western Union, Moneygram ,bitcoin ,T/T for your choices.
Quality:
1. Customer Satisfaction is our priority and guarantee for the future.
2. We co-develop products and projects with our partners.
3.Place of Origin China with Super quality by reasonable price.
4.When you meet problems in mineral processing, we can provide technical guidance.
5.We will ship the goods that you order from us by EMS, DHL, UPS, or FedEx.We will decided to choose which courier depend on Different countries.To find the best way to delivery the goods for you.
6.We will ship the goods within 5days after get your payments.If you want to cancel or change order, please tell me within 24hours after you finish the payment...So we both can make the best of the bad bargain.
Bulk Order: Shipped via sea or air, it's according to your requirement, delivery time is 7-15days after payment
7.if you have any other questions to consult me.please not hesitate to contact me any times.
China
