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CAS NO.80382-23-6
A(1-2)Kilogram
Test Item |
Analysis Specification |
Result |
Description |
It occurs as white to yellowish white crystals or crystalline power |
white crystalline power |
Solubility |
It is very soluble in water and in methanol, freely soluble in ethanol(95), and practically insoluble in diethyl ether |
Meets |
Optical Rotation |
Not show optical rotation |
Meets |
Identification A UV Absorption B. IR Absorption C. Sodium salt |
A: Compare the spectrums between the solution of Loxoprofe Sodium and CRS, both spetra exhibit similar intensities of absorption at the same wavelengths. B: Compare the infrared absorption spectrum of Loxoprofe Sodium with the reference spectrum; both spetra exhibit similar intensities of absorption at the same wavelengths. C: A solution of Loxoprofe Sodium (1~10) responds to the qualitative Tests for sodium salt |
Meets Meets Meets |
pH |
6.5~8.5 |
7.9 |
Clarity and Color of solution |
The solution is clear and colorless or pale yellow. The color is not darker than that of diluted Matching Fluid for Color A(1 in 2) |
Clear and colorless |
Heavy metals |
≤10ppm |
<10ppm |
Related Substances |
The spots other than the principal spot from the sample solution are not intense than the spot from the standard solution. |
Meets |
Water |
11.0~13.0% |
12.0% |
Assay(Dry Basis) |
≥98.5% |
99.5% |