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CAS No.: 51022-70-9
Other Names: Ventolin,Proventil
MF: (C13H21NO3)2H2SO4
EINECS No.: 242-424-0
Place of Origin: Guangdong, China (Mainland)
Type: Auxiliaries and Other Medicinal Chemicals
Grade Standard: Medicine Grade
Usage: Animal Pharmaceuticals
Brand Name: MJ
Model Number: USP
Purity: 98.8%
white powder: short acting
Use:Used in the treatment of bronchial asthma, asthmatic bronchitis, emphysema, patients bronchospasm.Packing:According to customer requirements for packaging
Test Items Specification Test Results
Appearance: white oralmost white,crystalline powder Conform
Solubility: Freely soluble in water,practically insoluble or very
slightly soluble in alcohol and in methylene chloride. Conform
Identification:
A: The UV absorption spectrum of the sample shows an
absorption maximum at 276nm.The specific absorbance
at the Maximum is55 to 64. Conform
B: Infraed absorption spectrophotometry. Conform
C: An orange-red color develop in methylene chloride layer. Conform
D: It geves reaction (a) of sulphates. Conform
Appearance of solution: Solution S is clear and not more
intensely coloured than reference solution in BY6. Conform
Optical rotation: -0.10° to +0.10°determined on solution S. +0.01°
Related substances: Impurity J ≤0.20% Conform
Any other impurity:≤0.30% Conform
Total impurity ≤1.0% Conform
Loss on drying: ≤0.5% 0.30%
Assay(on dried basis): 98.0~101.0% 98.8%
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