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Histidine
C6H9N3O2 155.15
 l-Histidine [71-00-1]

DEFINITION

Histidine contains NLT 98.5% and NMT 101.5% of l-histidine (C6H9N3O2), calculated on the dried basis.

USP REFERENCE STANDARDS FOR PURCHASE

USP l-Histidine RS
USP l-Proline RS
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