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QI221203
Isoniazid Impurity C;Nicotinamide EP Impurity B
Molecular Formula: C6H4N2
Molecular Weight: 104.11
CAS No.: 100-54-9
QI221209
Isoniazid Impurity I;Nicotinamide EP Impurity C
Molecular Formula: C6H6N2O
Molecular Weight: 122.12
CAS No.: 1452-77-3