Fig. 7
From: Analytical characterization of 5,5′-dibromoindigo and its first discovery in a museum textile

FTIR spectral comparison of a the dried dye extract from yukata IMA 2015.112 and b 5,5′-DBI
From: Analytical characterization of 5,5′-dibromoindigo and its first discovery in a museum textile

FTIR spectral comparison of a the dried dye extract from yukata IMA 2015.112 and b 5,5′-DBI