Figure 2

FTIR spectra of skeletons and OM. (A) FTIR spectra of powder samples of skeletons show calcite and aragonite bands (B,C) ATR-FTIR spectra of SOM and IOM extracted from skeletons of the coralline alga L. foecundum showed chitin bands.
FTIR spectra of skeletons and OM. (A) FTIR spectra of powder samples of skeletons show calcite and aragonite bands (B,C) ATR-FTIR spectra of SOM and IOM extracted from skeletons of the coralline alga L. foecundum showed chitin bands.