Oxytetracycline HCL

$10.00

Specification:

Testing Items	Specification	Test Result
Appearance	Yellow crystalline powder	Complies
Specific rotation	-188°— -200°	Complies
Identification	The aqueous solution should be chlorinated to identify the reaction	Complies
PH	2.3 –2.7	2.5
Specific optical rotation	-188° ~ -200°	-188°
Light absorbing impurities	Absorbance at 430nm shall not be more than 0.50	0.14
Light absorbing impurities	Absorbance at 490nm shall not be more than 0.20	0.03
Related substances	The peak area of 2-acetyl-2-deamide oxytetracycline in the sample solution was not more than 1.75 times (3.5%) of the peak area of the control solution.	0.14
Related substances	Other impurity peak area sum no more than the control solution main peak area (2.0%).	0.03
Water	≤2.0%	1.7%
Assay	95.0~100.0%	99.0%
Conclusion	Conform with USP