. 2019 Oct 15;11(10):2467. doi: 10.3390/nu11102467

Table 2.

Bands H–O–H of hydration associated water. Signals for the: stretching (symmetrical, v_s and asymmetrical, v_as) of Si–O and C–H bonds; bending (symmetrical, δ_s and asymmetrical, δ_as) of C–H bond; stretching of ester carbonyl.

Components	Hydration H₂O	ν_as C–H, ν_s C–H			ν_s C=O	Hydration H₂O	δ_as C–H	δ_s C–H	Silicate ν_as e ν_s Si–O
Zeolite	3600					1632			1027	795
Zeolite CaCl₂	3400					1631			1027	795
Precirol^®	3304	2955	2913	2848	1730		1471	1392
Precirol^® Zeolite	3600	2955	2915	2849	1734	1634	1471	1392	1027	795
Precirol^® CaCl₂	3403	2956	2914	2849	1734	1623	1471	1392
GRANULE	3400	2960	2916	2848	1735	1626	1470	1396	1020	798