Clarithromycin CAS NO.81103-11-9

Min.Order Quantity:: 100 Metric Ton

Purity:: 98%min

Port:: Qingdao,China

Payment Terms:: L/C,T/T,MoneyGram,Other

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81103-11-9
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ProName: Clarithromycin
CasNo: 81103-11-9
Molecular Formula: C38H69NO13
Appearance: white powder
Application: Used for research and industrial manuf...
DeliveryTime: Within7-10 days after receipt of your ...
PackAge: As customer request
Port: Qingdao,China
ProductionCapacity: 100kg/Month Metric Ton/Day
Purity: 98%min
Storage: Store in a cool,dry place and keep awa...
Transportation: Common products:Sea/Air/Courier Dange...
LimitNum: 100 Metric Ton

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high quality clarithromycin cas 81103-11-9

characters:

white or almost white crystalline powder, no odor and bitter.insoluble in water, freely soluble in chloroform, soluble in acetone or ethyl acetate, sparingly soluble in methanol of alcohol.

usage:

broad-spectrum tetracycline group of antibiotics.have effect in gram-positive bacterium and negative bacteria, chlamydia and mycobacteria effective, almost can effectively suppress all respiratory pathogen. to stomach acid stability, oral absorption good, high blood drug concentration blood half-life long. its use were similar to erythromyc,effective in the urinary tract, respiratory tract, skin, ent.

certificate of analysis for clarithromycin :

tests	usp specifications	results
appearance	white or almost white crystalline powder, no odor and bitter.insoluble in water, freely soluble in chloroform, soluble in acetone or ethyl acetate, sparingly soluble in methanol of alcohol.	conforms
identification tests (ir)	conforms to the reference spectrum	conforms
specific optical rotation	-89°-95°	-92°
crystallinity	should conform to requirements	conforms
ph	between 7.5 and 10.0	8.7
water	≤2.0%	0.92%
residue on ignition	≤0.3%	0.04%
residual solvents	ethanol≤0.5%	not detected
heavy metals	≤20ppm	<20ppm
assay (hplc, dried substance)	9601040ug/mg	981ug/mg
conclusion: conforms to usp 28 specification for clarithromycin