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50 Gram |
FOB Price:USD 1.5000 -5.0000 |
Ritonavir CAS 155213-67-5 Ritonavir Anti HCV Navir Ritonavir
1. Who are we
We are based in Shaanxi, China, start from 2018,sell to North America(00.00%),
Western Europe(00.00%),South America(00.00%),Southeast Asia(00.00%),
Eastern Europe(00.00%). There are total about 11-50 people in our office.
2. How can we guarantee quality
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.What can you buy from us
Plant Extracts,Cosmetics Raw Materials,Vitamin Raw Materials,Pharmaceutical Raw Materials and Intermediates.
4. Why should you buy from us not from other suppliers
Our company mainly devoted in producing pharmacetical intermediates , Vitamins , and health supplement ,
the quality and technical content can reach the advance level in China .
Our products are sold well in China as well as in more than 20 countries.
5. What services can we provide
Accepted Delivery Terms: FOB,CFR,CIF,EXW,Express Delivery;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,MoneyGram,Credit Card,,Cash,Escrow;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian.
6.We promise our customer following items
Support product customization:
We can provide OEM&ODM , Because we have a professional design team.
Reasonable price:
We provide high quality products with competitive price in china,
Low MOQ:
No worry about the low moq, our moq is 1 gram or lower.
Good and efficient service,Fast Delivery
Fast respond save client's time, we promise to reply inquiry in 24 hours including holidays and send quotation sheet and other documents in 48 hours.
Super-good quality
We have strict quality control system .Good reputation in Market , And have the Third party test report is available.
What's Ritonavir
Product name | Ritonavir |
CAS number | 155213-67-5 |
Assay | ≥99% |
Appearance | White crystalline powder |
Molecular Weight | 720.9442 |
Molecular Formula: | C37H48N6O5S2 |
Application | Pharmaceutical intermediate |
Ritonavir is an antiretroviral drug for the treatment of HIV / AIDS with other drugs. This combination
therapy is known as highly active antiretroviral therapy (HAART). Usually low doses are used with other
protease inhibitors. Can also be used in conjunction with other hepatitis C drugs. oral.
Common side effects include nausea, vomiting, loss of appetite, diarrhea and numbness of hands and feet.
Severe side effects include liver problems, pancreatitis, allergic reactions and anxiety. And many other drugs
(including amiodarone and simvastatin) may have a serious interaction. At low doses, is considered good
during pregnancy. Ritonavir is a protease inhibitor class. It is commonly used to inhibit enzymes that
metabolize other protease inhibitors. This inhibition results in a higher concentration of these subsequent
drugs.
Application & Function
Ritonavir is an antiviral medicine that prevents human immunodeficiency virus (HIV) cells from multiplying
in your body. Ritonavir is used to treat HIV, which causes acquired immunodeficiency syndrome (AIDS).
It is not a cure for HIV or AIDS.Ritonavir may also be used for purposes not listed in this medication guide.
Ritonavir is an antiviral medicine that prevents human immunodeficiency virus (HIV) cells from multiplying
in your body.
Ritonavir is used to treat HIV, which causes acquired immunodeficiency syndrome (AIDS). It is not a cure for
HIV or AIDS.
Ritonavir may also be used for purposes not listed in this medication guide.
Testing Item |
Standards |
Inspecting Result |
Character |
White to off-white powder |
white powder |
Solution |
Freely soluble in methanol and in ethanol,soluble in 2-propanol |
Conform |
Identification |
HPLC:The retention time of the test sample corresponds to that of the reference standard |
Conform |
IR:The infraed absorption spectrum of the test sample is concordant with the spectrum of reference standard. |
Conform | |
Particle size |
100% particles are less than 60m |
Conform |
Water content by KF |
Not more than 0.50% |
0.32% |
Specific optical rotation |
Between +7.0 and +10.5(c=2 in MeOH) |
+7.80 |
Residue on ignition |
Not more than 0.2% |
0.11% |
Heavy metals |
Not more than 20ppm |
Conform |
Melting range |
Between 119.0 and 123.0C |
120.7~122.4C |
Sulphated ash |
Not more than 0.10% |
Conform |
Organic volatile impurities |
Ethylacetate: Not more than 0.5% |
0.28% |
Heptane:Not more than 0.5% |
0.13% | |
Tetrahydrofuran:Not more than 0.072% |
ND | |
Chromatographic purity(HPLC,Area%) |
Impurity (RRT=0.36):Not more than 0.35 |
0.06% |
Impurity O(RRT=1.11):Not more than 0.3% |
ND | |
Impurity T(RRT=2.87):Not more than 0.2% |
ND | |
Any other individual impurity:Not more than 0.1% |
Conform | |
Total impurities:Not more than 1.0% |
0.20% | |
Assay by HPLC |
Between 98.0% and 102.0% |
99.38% |
Conclusion |
Qualified |
1. All inquiries will be replied within 12 hours.
2. Dedication to quality, supply & service.
3. Strictly on selecting raw materials.
4. OEM/ODM Available.
5. Reasonable & competitive price, fast lead time.
6. Sample is available for your evaluation & Formulation development.
7. Faster delivery:Sample order in stock and 3-7 days for bulk production.
8.We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder
9. After-Sale Service:
1) International Authorized Third-Party Test For The Products You Demand.
2) 30 Days Warranty of quality of goods.
Delivery & Payment Terms
Julong Bio-Tech Co., Ltd. is located in Xi'an City, Shaanxi Province, China. It is a biotechnology enterprise engaged
in the research, development, production and sales of animal and plant extracts, cosmetics, pharmaceutical raw materials
and intermediates. The company has complete experimental facilities. And advanced testing instruments ensure the stability
of product quality from all aspects. The company has a complete sales service system, the products are exported to countries
all over the world, and have won a good international reputation with excellent quality and excellent service.
The company has been adhering to the basic principles of "integrity, quality, service, and win-win" to serve customers,
constantly strict requirements, set goals, and implement win-win development.
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