Bruker Anton Paar - Temperature Calibration by Phase Transitions

General Remarks
24 DOC-M88-EXX268_V1_12.2016
2.2.2.2 Temperature Calibration by Phase Transitions
Table2.2: Some Samples with structural phase transitions useful for temperature calibration
Sample Temperature
[°C]
Transition Temperature
[°C]
Transition Remark
TlNO
3
79 orh. → trig. 143 trig. → cub.
KNO
3
128 orh. → trig.
TlNO
3
143 trig. → cub.
CsNO
3
160 trig. → cub.
RbNO
3
164 trig. → cub. 219 cub. → tetr.
AgNO
3
165 orh. → trig.
RbNO
3
219 kub. → tetr. 291 tetr. → cub.
RbNO
3
291 tetr. → cub.
KClO
4
296 orh. → cub.
Ag
2
SO
4
427 orh. → hex.
CsCl 476
SiO
2
(Qu.) 573 trig. → hex. Scan range 25-27°C
Li
2
SO4 578
K
2
SO
4
584
BaCO
3
812 Reacts with Pt, Ta, Mo
TlNO
3
79 orh. → trig. 143 trig. → cub.
Indium 157 melting Reacts with Pt, Ta, Mo
Tin 232 melting Reacts with Pt, Ta, Mo
Lead 327 melting Reacts with Pt, Ta, Mo