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QB162201
Bupivacaine EP Impurity A;Mepivacaine EP Impurity C
Molecular Formula: C14H14N2O
Molecular Weight: 226.28
CAS No.: 39627-98-0
QB162202
Bupivacaine EP Impurity B;Mepivacaine EP Impurity B
Molecular Formula: C14H20N2O
Molecular Weight: 232.32
CAS No.: 15883-20-2;65797-42-4(HCl salt)