USPUSP-NF
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Tromethamine
C4H11NO3 121.14
 1,3-Propanediol, 2-amino-2-(hydroxymethyl)-;
 2-Amino-2-(hydroxymethyl)-1,3-propanediol [77-86-1]

DEFINITION

Tromethamine contains NLT 99.0% and NMT 101.0% of tromethamine (C4H11NO3), calculated on the dried basis.

USP REFERENCE STANDARDS FOR PURCHASE

USP Tromethamine RS
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