Top Quality Levonor...

Top Quality Levonorgestrel bulk supply

Top Quality Levonorgestrel bulk supply

Min.Order / FOB Price:Get Latest Price

10 Gram

Negotiable

  • Min.Order :10 Gram
  • Purity: 99%
  • Payment Terms : T/T,,MoneyGram

Keywords

Levonorgestrel Levonorgestrel powder cas 797-63-7

Quick Details

  • Appearance:white powder
  • Application:used both as an emergency contraceptive as well as for long-term prevention of pregnancy
  • PackAge:aluminum foil bag
  • ProductionCapacity:100|Kilogram|Month
  • Storage:cool and dry place
  • Transportation:email: wonda-chem@outlook.com

Superiority:

1.high quality:

quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed.

2.reasonable price:

we provide high quality products with competitive price in china. all customers are welcomed to send us inquiries and get quotation.

3.low moq:

no worry about the low moq, our moq is 1 gram or even lower.

4.good service.

fast response. we promise to reply within 24 hours including holidays and send quotation sheet and other documents within 48 hours.

5. fast shipping and secure courier.

we promise to send out products and provide tracking number within 3 working days. and we send via different couriers based on different destination countries. we usually use nl post, hk post, germany post, eub, etk, etc.

 

Details:

Levonorgestrel is a second-generation progestin and is the most widely prescribed contraceptive progestin worldwide. It has high progestational and androgenic effects. Levonorgestrel negatively affects serum lipoproteins.

Levonorgestrel is used both as an emergency contraceptive as well as for long-term prevention of pregnancy. For the former it can be administered as an oral tablet after unprotected sexual intercourse. One 0.75 mg tablet should be taken as soon as possible within 72 hours of intercourse and a second 0.75 mg tablet should be taken 12 hours after the first dose.

For long-term pregnancy prevention and Intra-uterine system is inserted into the uterine cavity which releases 20 mcg Levonorgestrel/day over 5 years. It may be removed and replaced with a new unit at anytime during menstrual cycle.

 

Name

Levonorgestrel

Synonyms

D(-)-13beta-Ethyl-17alpha-ethynyl-17beta-hydroxygon-4-en-3-one

Brand

Salus

Molecular Formula

C21H28O2

Molecular Weight

312.45

CAS Registry Number

797-63-7

EINECS

212-349-8

 

COA

 

ITEMS

STANDARDS

RESULTS

IDENTIFICATION

AS STIPULATED

CONFORM

MELTING POINT

BETWEEN 232°C AND 239°C

236°C-238°C

SPECIFIC ROTATION

BETWEEN -30° AND -35°

-33°

LOSS ON DRYING

NOT MORE THAN 0.5%

0.1%

RESIDUE ON IGNITION

NOT MORE THAN 0.3%

0.05%

ETHYNYL GROUP

BETWEEN 7.81% AND 8.18%

7.94%

CHROMATOGRAPHIC PURITY

AS STIPULATED

CONFORM

ASSAY

BETWEEN 98.0% AND 102.0%

99.0%

RESIDUAL SOLVENTS

 

 

ETHANOL

NOT MORE THAN 3000PPM

719.3PPM

ETHYL ACETATE

NOT MORE THAN 3000PPM

461.5PPM

CONCLUSION 

CONFORMS WITH USP30

 

 

 

Packing and shipping

 

 

 

 

 

 

 

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