Growth and Analysis of NSH and KMNSH Crystals by Slow Evaporation Technique

Table 2

Assignment of vibrational frequencies in the FTIR spectra of NSH and KMNSH crystal.

NSH crystal	KMNSH crystal	Assignment
	3162	OH stretching, water trace
2245	2229	Ni–S stretching
1627		O–H symmetric stretching
	1581	H2O stretching
1149	1141	SO4 asymmetric stretching
	1087	SO4 deformation
987	979	O–H bends
763	763	O–H op bending
632	632	Deformation of asymmetric SO4
462	462	Deformation of strong SO4