PLEUROMUTILIN
Item	Specification	Result
Appearance	White to pale yellow crystal powder	White crystal powder
Content of pleuromutilin	≥90.0	91.2%
Loss and drying	≤2.0%	0.6%
HPLC Impurity	Impurity A≤8.0%	5.6%
	Any single impurity not more than 2%	0.8%
	Total impurity not more than 10%	7.6%
PH Value	5.0-7.0	6.1
Conclusion	The material completes with the house standard.