Product Description
ITS-90 Fixed Points
ITS-90 Fixed Points. Primary Standard cells fit into the Medusa and Oberon, covering from Indium to Copper Points. These cylindrical cells are 42mm diameter and have a cavity 9mm diameter x 87mm deep. The Medium Temperature “Hockey Puck” cells are 64mm diameter and fit into the Gemini R. There are a range of High Temperature Cells for the Pegasus, 33mm diameter with a 10mm cavity.
| Primary Standard Cells | |||
|---|---|---|---|
| Point | Part Number | Temperature | Apparatus |
| Indium | 998-06-00A | 156.60°C | Medusa R |
| Tin | 998-06-00B | 231.93°C | Medusa R |
| Zinc | 998-06-00C | 419.53°C | Medusa R |
| Aluminium | 998-06-00D | 660.32°C | Oberon R |
| Silver | 998-06-00E | 961.78°C | Oberon R |
| Copper | 998-06-00G | 1084.62°C | Oberon R |
| Medium Temperature “Hockey Puck” Cells | |||
| Gallium | 431-03-00 | 29.7646°C | Gemini R |
| Indium | 976-05-00A | 156.60°C | Gemini R |
| Tin | 976-05-00B | 231.93°C | Gemini R |
| Zinc | 976-05-00C | 419.53°C | Gemini R |
| High Temperature Cells for the Pegasus R | |||
| Indium | 970-06-00A | 156.60°C | Pegasus R |
| Tin | 970-06-00B | 231.93°C | Pegasus R |
| Zinc | 970-06-00C | 419.93°C | Pegasus R |
| Aluminium | 970-06-00D | 660.32°C | Pegasus R |
| Silver | 970-06-00E | 961.78°C | Pegasus R |
