Chemical Structure	CAT No.	CAS	Item Group	Purity
	C4X-173223	2649505-15-5	Impurity
	Piperacillin EP Impurity C
	C4X-173225	N/A	Impurity
	Piperacillin Impurity 25
	C4X-173227	67275-27-8	Impurity
	Piperacillin Impurity 27
	C4X-173228	N/A	Impurity
	Piperacillin Impurity 28
	C4X-173229	N/A	Impurity
	Piperacillin Open-Ring Methyl Ester Impurity 1
	C4X-17323	N/A	Impurity
	Piperacillin Impurity 6
	C4X-173239	N/A	Impurity
	Piperacillin EP Impurity T
	C4X-173240	N/A	Impurity
	Piperacillin Impurity 40
	C4X-173247	52-67-5	Impurity
	Piperacillin Impurity 47
	C4X-173248	24461-61-8	Impurity
	Piperacillin Impurity 48