CRD Check Powder for Respiratory disorder
US $4.00-$4.20
Best Oxytetracycline Base Supplier , Cas:6153 64 6
- Category: Veterinary Medicine >>>
- Supplier: Labeyond Chemicals Co. Ltd. [Liaoning China]Labeyond
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Product Overview
Description
Product Description
Best Oxytetracycline base supplier , cas:6153-64-6
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Product Name |
Oxytetracycline base |
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Synonyms |
Oxytetracycline base; Oxytetracycline; (2Z,4S,4aR,5S,5aR,6S,12aS)-2-[amino(hydroxy)methylidene]-4-(dimethylamino)-5,6,10,11,12a-pentahydroxy-6-methyl-4a,5a,6,12a-tetrahydrotetracene-1,3,12(2H,4H,5H)-trione dihydrate; (4S,4aR,5S,5aR,6S,12aS)-4-(dimethylamino)-3,5,6,10,12,12a-hexahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide dihydrate |
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CAS |
6153-64-6 |
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Molecular formula |
C22H24N2O9.2(H2O) |
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Molecular Weight |
496.47 |
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Molecular Structure |
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Physical and Chemical Properties |
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General Description |
Yellow crystalline |
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Usage |
Broad-spectrum antibacterial effect on sensitive bacteria including pneumococcal, streptococcus, part of the grape bacteria, bacillus anthracis, tetanus bacillus, the pig pneumonia mycoplasma, chlamydia, helix, also has certain inhibitory effect. |
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Packing |
25kg/drum |
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Specifications |
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Items |
Standard |
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Appearance |
Yellow crystalline powder, very slightly soluble in water. It dissolves in dilute acid and alkaline solutions. |
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Identification |
a) TLC results |
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b) Color reaction with sulfuric acid |
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c) Color reaction with silver nitrate |
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Ph |
4.5 to 7.0 |
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Specific optical rotation |
-203°to -216° |
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Specific absorbance at 353nm |
290 to 310 |
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Light-absorbing impurities |
a) At 430nm not greater than 0.25 |
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b) At 490nm not greater than 0.20 |
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Related substances |
4-epioxytetracycline≤ 0.5% |
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Tetracycline hydrochloride≤2.0% |
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Peak on the tail of the main peak≤2.0% |
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Heavy metals |
Not more than 50ppm |
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Water |
6.0 % to 9.0% |
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Sulphated ash |
Not more than 0.5% |
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Assay |
95.0% -100.5%(C22H24N2O9) based onanhydrous substance |
1.Competitive price
2.Fast Delivery
3.SGS, BV, GMP, ISO approve
4.Professional manufacture
Hot Sale Products
Company Information
FAQ
There is no any quality claim after sale, how do you make it?
1. Our staff are all experienced and with chemistry related major background, they will study and confirm what EXACT PRODUCT YOU NEED!
2. Free sample or Pre-shipment sample are available for NEW Project of NEW customers before commercial purchasing.
3. Third Party Inspection like SGS can be arranged according to requirement.
4. On-Spot QC in our APPROVED associated production bases with necessary certification like GMP, ISO etc.
5. Routine PLANT AUDIT by techniques from us or customers.
How can you guarantee the quality we receive is same as the sample or specification?
1. Third Party like CIQ, SGS inspection before shipment upon request.
2. In Case of PSS we will hold the cargo until approval from customer side.
3. We have clear and detailed quality clause in contract with manufacturer, if any discrepancy of quality/quantity, they will take responsibility.
I put order and pay to you, how do you pack and deliver my cargo to me?
We have strict training process about SOP of Packing and Shipping.
Detailed SOP profile is available for different mode like Safe Cargo and Dangerous Cargo by
Sea, Air, Van or even Express Shipment.
How to do if my cargo fell into the sea?
That won’t happen. Haha.
If that happened, you are very lucky, you can claim a big money with the Insurance
Company, we always put Insurance on half of you before shipment.
I need the material urgently, hurry! Hurry!ok?
Let’s pray you will receive the cargo in a wink.Joking!
Don’t worry, Fast and On-time delivery are the key concerns in our mind. We always book
shipment through reputed liner even their charge are higher to us.
Will your company be missing after we pay you in advance?
We do chemicals in life! We will never get missing.
Is there a solution? That our payment are safe, and shipment proceed on time?
You can use Trade Assurance Service by Alibaba Group. Pls refer to the link for more
information.
We don’t know you at all, how can we trust you?
You are always warm welcomed to visit us at any time.
Before we start B2B, Alibaba has audited our company on-spot and approved our credit.
Commitment is the No.1 Point of our Enterprise’s Value.
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