Xi'an Julong Bio-Tech Co., Ltd.
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Country: 
China (Mainland)
Business Type:Trading Company
Tel: +008618049624045
Tel: +008615877690239
Tel: +0086-18792996027
Tel: +008618049624045
Tel: +008618291367393
Tel: +8618629260427
Tel: +008617802922472
Tel: +008618729964529
Mobile: 18049624045
Tel: +008618049624045
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URL: http://LookChem.com
Province/state: Shaan xi
City: xi'an
Street: Xi'an
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Ms.Amber Ms.Florence Ms.Lisa Ms.EllenCAS NO.10592-13-9
99%(1-24)Gram99%(25-99)Gram99%(100-500)Gram
Xi'an 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.
1. All inquiries will be replied within 12 hours.
2. Dedication to quality, supply & service.
3. Strictly on selecting raw materials.
3. OEM/ODM Available.
4. Reasonable & competitive price, fast lead time.
5. Sample is available for your evaluation & Formulation development.
6. Faster delivery:Sample order in stock and 3-7 days for bulk production.
7. We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder.
8. After-Sale Service:
1) International Authorized Third-Party Test For The Products You Demand.
2) 30 Days Warranty of quality of goods.
Product Name: Doxycycline hydrochloride
Appearance: Yellow crystalline powder
Content: 99%min
CAS: 10592-13-9
Test Method: HPLC
Molecular Formula: C22H25ClN2O8
Molecular Mass: 480.9
Doxycycline Hcl is antibacterial spectrum is very close to Tetracycline and Terramycin, but it has better effect, be sensitive to the Staphylococcus Aureus of tetracycline-resistant, oxytetracycline, long lasting time.It is often used in Senile Chronic Bronchitis, respiratory tract infection, lung infection, acute tonsillitis, mycoplasma pneumonia, urinary tract infection, blood poisoning, bacillary dysentery, acute lymphadenitis, etc. It is very popular to Nephropathy patient because of its unobvious poisoning for kidney.
Application
Doxycycline hydrochloride (doxycycline acid) is a light blue or yellow crystalline powder, no odor bitter, hygroscopic, easily soluble in water and methanol, slightly soluble in ethanol and acetone.This product has a wide antibacterial spectrum and is effective against gram-positive cocci and negative-bacilli.The antibacterial effect is about 10 times stronger than that of tetracycline, which is still effective against tetracycline resistant bacteria.It is mainly used for respiratory tract infection, chronic bronchitis, pneumonia and urinary system infection, but also for typhus, typhus, and mycoplasma pneumonia.
Function
It is mainly used for upper respiratory tract infection, tonsillitis, biliary tract infection, lympsitis, cellulitis, chronic bronchitis in the elderly caused by sensitive gram-positive cocci and gram-negative bacilli, as well as typhus, scrub typhus, mycoplasma pneumonia, etc.It can be used to treat cholera as well as to prevent falciparum malaria and leptospirosis
Specification
|
Items |
Specifications |
Results |
|
Appearance |
Yellow crystalline powder |
Conforms |
|
Identification |
TLC |
Conforms |
|
sulphuric acid reaction a yellow colour develops |
Conforms |
|
|
it gives reaction of chlorides |
Conforms |
|
|
PH |
2.0~3.0 |
2.3 |
|
Specific absorbance |
at 349nm e(1%) 300~355 |
320 |
|
Specific optical rotation |
-105 ~ -120° |
-110° |
|
Heavy metals: |
≤50ppm |
< 20ppm |
|
Light-absorbing impurities |
at 490nm ≤0.07 |
0.03 |
|
Related substances |
6-epidoxycycline ≤2.0% |
1.6% |
|
Ethanol |
4.3~6.0% (m/m) |
4.5% |
|
Sulphated ash |
≤0.4% |
0.05% |
|
Water |
1.4~2.8% |
1.8% |
|
Assay |
95.0~102.0% ( c22h25cln2o8) |
98.6% |
|
Conclusion |
Conform with USP32 |
|
|
By Express |
By Air |
By Sea |
||
|
Suitable for under 50kg |
Suitable for more than 50kg |
Suitable for more than 500kg |
||
Xi'an 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.
1. All inquiries will be replied within 12 hours.
2. Dedication to quality, supply & service.
3. Strictly on selecting raw materials.
3. OEM/ODM Available.
4. Reasonable & competitive price, fast lead time.
5. Sample is available for your evaluation & Formulation development.
6. Faster delivery:Sample order in stock and 3-7 days for bulk production.
7. We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder.
8. After-Sale Service:
1) International Authorized Third-Party Test For The Products You Demand.
2) 30 Days Warranty of quality of goods.
Q: What's your MOQ
A: For the high value product, our MOQ starts from 1g and generally starts from 10gs. For other low, price product, our MOQ starts from 100g and 1kg.
Q: Is there a discount
A: Yes, for larger quantity, we always support with better price.
Q: 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
Q: How to start orders or make payments
A: You can send our your Purchase order (if your company has), or just send a simple confirmation by email or by Trade Manager, and we will send you Proforma Invoice with our bank details for your confirmation, then you can make payment accordingly.
Q: How do you treat quality complaint
First of all, our quality control will reduce the quality problem to near zero. If there is a quality problem caused by us, we will send you free goods for replacement or refund your loss.
