JC Bio-Tech Co., Ltd.
Supply Europe& North America Domestic pharmaceutical intermediates. Chinese chemical supplier special in fine chemical, flavor, food additive, pharmaceutical and intermediates.
|Place of Origin:||Guangdong ,China|
|Type:||Progestogens, Steroid hormone|
|Minimum Order Quantity:||10g|
|Packaging Details:||50g,100g,500g,1kg/foil bag or as requirements|
|Delivery Time:||Within 1day after receiving the payment|
estrogen steroid hormone,
Estrogen powder 99% Levonorgestrel CAS 797-63-7 Progestogens raw materials
Levonorgestrel (or l-norgestrel or D-norgestrel) (Plan B, Next Choice, Postinor, "the morning after pill," and others) is a second generation synthetic progestogen used as an active ingredient in some hormonal contraceptives, including combined oral contraceptive pills, progestogen only pills, emergency contraceptive pills, intrauterine systems, contraceptive implants, and hormone replacement therapy.
Packaging & Delivery:
We have the special way can ship 50g to 50kg products at a time. We can offer the melting powder into liquid service.And ship the liquid in the special bottles. According to your request and the quantity what you buy, we have several packaging methods for your choice. safety and quick shipping to you.
|Description||: White Or Almost White Crystalline Powder|
|Identification||: A-IR Absorption||Positive|
|: B-Specific rotation & melting range||Positive|
|distinguishing it from Norgestrel.|
|Melting Point||: 232~239°C||236.0~238.8°C|
|Loss On Drying||: 0.5%max||0.04%|
|Specific Rotation||: -30°~ -35°||-32.8°|
|Ethynyl Group||: 7.81~8.18%||7.96%|
|Residue On Ignition||: 0.3%max||0.03%|
|Residual Solvents||: meets the requirements||Confirms|