1.Product Description
This product is white needle-like crystal or crystalline powder. Odorless; Tasteless; Slightly soluble in water (0.45 mg/ml), meth-anol, almost insoluble in ether. mp259-261. The solubility of this product is 100 mg/ml.
This product can inhibit the synthesis of DNA Virus, for a broad spectrum of DNA Virus inhibitors, including Herpes Sinplex Virus Virus workers, type II and herpes zoster Virus the most obvious effect, varicella-zoster Virus, vaccinia virus Virus, hepatitis B Virus times. It also has inhibitory effect on gland Virus, pseudorabies Virus, EB Virus, Cytomegalovirus Virus, etc., but has no effect on ribonucleic acid (RNA) Virus. Anti-Virus mechanism: converted to vidarabine triphosphate (Ara-ATP) in vivo, competes with deoxyadenosine triphosphate, inhibits Virus of DNA polymerase (DNA-P), the activity of DNA polymerase in serum is reduced by about 90%; In addition, the product can be incorporated into the junction between nucleotides, inhibit nucleotide reductase, delay DNA chain extension, thereby inhibiting the synthesis of Virus.
Specifications
Item
|
Specification
|
Test Results
|
Appearance
|
White powder
|
Conform
|
Identification
|
TLC:Standard solution and test
solution same spot,RF
|
Conform
|
Assay (Dry Basis)
|
98.0%~100.5%
|
99%
|
Specific Optical
|
-2.4°~ -2.8°
|
-2.71°
|
PH
|
4.5~7.0
|
5.3
|
Heavy Metals (As Pb)
|
≤10ppm
|
<10ppm
|
As
|
≤1ppm
|
Not Detected
|
Pb
|
≤0.5ppm
|
Not Detected
|
Cd
|
≤1ppm
|
Not Detected
|
Hg
|
≤0.1ppm
|
Not Detected
|
Related substance
|
Spot not bigger than standard
solution spot
|
No spot
|
Residual solvent
|
<0.5%
|
Complies
|
Water Content
|
<2%
|
0.18%
|
Product Photoes
2.Campany Introduce
Wuhan Hansheng New Material Technology Co. Ltd is a professional company which specializeds in manufacturing and selling chemical raw materials, chemical products, pharmaceutical intermediates, veterinary medicine intermediates, dye intermediates, pigments, cosmetics raw materials and chemical reagents.
We have long term cooperation pharmaceutical raw material production plant and a reagent research and development center, with a rich professional background and strong competitive advantage. We have a professional and experienced team and we promise clients to provide the best quality, price and service. During the business cooperation with clients, we alway adhere principe of Honesty, Trustworthiness and win-win policy. We guarantee 100% qualification of our products pass through the standard of USA, Mexicao, UK, Australia, Canada, Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and so on.
3.Our Team
Our company has a team of highly qualified people.
Team members are young and full of vigor, always uphold the integrity, standard and efficient working principle, with technology to win the market, do our best to provide customers with efficient and fast service.
If you need, please contact us and we will solve it for you as soon as possible.
4.Certificate
5.Exhibition
6.Our Advantages
1: Fast and guaranteed shipment (TNT;EMS;FEDEX;DHL;UPS;EUB, special line)
2: Various payment terms accepted (Btc; MoneyGram; WU)
3: Valued package (Paraffin coating; Double aluminum foil bag; Vacuum packaging)
4: Efficient delivery (3-10 DAYS fast delivery service )
5: Best quality (Without any doping, all the products are pure)
6: Good reputation (we have been in this industry for years, earned great trust from our clients from allover the world)
7: Huge Capacity (We have plenty manufacture centers, each day can produce tons of various products.)
8: The most competitive price (manufacture and produce by our own factories)
9: Good service(
Perfect professional service team)
10. In the end, we have the most professional experienced and dedicated team here.
7.Packaging & Shipping & Payment
8.FAQ
Q1: Are you a manufacturer?
Answer: Yes, we are factory founded on 2002.
Q2: How to contact with us?
Click the Alibaba "Contact Supplier" And then send us message the product you interest in, you will get reply within
24 hours.
Q3:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
Q4:Can you give me a discount price?
Surely,It depend on your qty
Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from
your order in the future.
Q6: 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.
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