Table 3. FTIR peaks of calcium phosphate core, Trehalose coated core and cephalothin-loaded aquasome.

Formulation	Wavelength (cm-1)	Groups
Calcium phosphate core	507.28, 983.70, 1051.20, 1120.64, 1330.88, 1631.78, 3226.91	C-I, -CH2 rock, C-O, -NH3+ rock, -CH3 bend, C = C, -OH
Trehalose coated core	387.69, 516.92, 875.68, 987.55, 1055.06, 1122.57, 1348.24	C-I, C-Br, C-C-N, -CH2 rock, C-O, -NH3+ rock, -CH2 twist
Cephalothin loaded aquasome	513.07, 856.39, 987.55, 1051.20, 1120.64, 1348.24, 2355.08	C-Br, C-C-N, -CH2 rock, C-O, -NH3+ rock, -CH2 twist, C-N

The formulations exhibit distinct peaks at specific wavelengths, indicative of the presence of particular functional groups.

cm-1: Reciprocal wavelength.