ITS-90 Temperature Scale Chart

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ITS-90 Temperature Scale Chart
1084.62ºC
Copper Freeze
Point Cells
- Required calibration point for range
COPPER FREEZES
1064.180ºC
GOLD FREEZES
ITL 17701
ITL 17703
ITL 17707 or 17702A
ITL 17705 or 17702C
ITL 17702B or ITL 17706
465
High Temperature Standard Platinum Resistance Thermometer 962 & 96178
Standard Platinum Resistance Thermometer 909 & 670
Gold / Platinum Thermocouple
Silver Freeze
Point Cells
961.7800ºC
Aluminium Freeze
Point Cells
660.3230ºC
Zinc Freeze
Point Cells
419.5270ºC
Tin Freeze
Point Cells
231.9280ºC
Indium Freeze
Point Cells
156.5985ºC
Gallium Melt Point
Cell & Apparatus
29.76460ºC
Triple Point Water
Cell & Apparatus
0.010000ºC
Mercury Triple Point
Cell & Apparatus
-38.83440ºC
-189.3442ºC
Boiling Point
Comparator for
Argon, Nitrogen
or Oxygen
TRIPLE POINT OF ARGON
-218.7916ºC
TRIPLE POINT OF OXYGEN
-248.5939ºC
TRIPLE POINT OF NEON
-259.3467ºC
TRIPLE POINT OF HYDROGEN
Isotech
Metrology
Furnaces
ITS-90
Temperature
Scale
-273.1500ºC
ABSOLUTE ZERO
ITS-90
Acceptable
Thermometer Ranges
For full details, contact Isothermal Technology Limited, Pine Grove, Southport, Merseyside PR9 9AG England
Telephone +44 (0)1704 543830 Fax +44 (0)1704 544799 Email [email protected] Web www.isotech.co.uk

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