Growth and Characterization of ULMA Single Crystals Doped with Ammonium Chloride

Table 4

TG/DTA results.

	Compounds
	Undoped ULMA	Ammonium chloride-doped ULMA
		5 wt%	10 wt%	15 wt%
TG
Stages of decomposition (°C)	132.02, 224.05, 386.32	135.02, 215.28, 320.00	133.30, 213.21, 322.16	130.09, 222.53, 298.80
Intial mass of the material subjected to analysis (mg)	3.2600	2.7500	2.9430	0.7609
Residue (mg)	0.0033	0.0381	0.0137	0.7609
DTA
Irreversible endothermic transition temperatures (°C)	132.08, 194.72	134.60, 196.12	134.30, 195.98	132.18, 194.49
Melting point (°C)	132.08	134.60	134.30	132.18