Characterization and Thermal Dehydration Kinetics of Highly Crystalline Mcallisterite, Synthesized at Low Temperatures

Table 3

Dehydration temperatures and weight losses of pure mcallisterite (MH-60-30).

Heating rate (°C/min)	2		5	10	15	20
Step	1st	2nd	1st	1st	1st	1st
𝑇𝑖 (^oC)	90.81	155.94	100.00	106.51	111.88	119.74
𝑇𝑝 (^oC)	150.64	165.79	172.14	182.94	184.86	186.22
𝑇𝑓 (^oC)	155.94	300.00	347.79	394.36	396.80	497.95
Δ𝑚 (%)	16.416	19.359	35.109	35.537	35.517	34.958
ΣΔ𝑚 (%)	35.775		35.109	35.537	35.517	34.958
AverageΔ𝑚 (%)	35.379

𝑖: initial; 𝑝: peak; 𝑓: final; 𝑚: weight.