Description of second standard hydrargyrum thermometer:
WLB - 21 second-class standard mercury thermometer glass - second-class thermometer is a set of seven, transfer Su precise temperature measurement can be used as a standard
Second class standard thermometer is a set of seven, transfer Su precise temperature measurement can be used as a standard
measurement range ℃ | Auxiliary scale ℃ | scale interval ℃ | overall length mm | external diameter mm | immersion |
-30~+20 |
-1 |
0.1 |
≤540 |
6.5~8 | total immersion
|
0~50 | |||||
50~100 | -1~1
| ||||
100~150 | |||||
150~200 | |||||
200~250 | |||||
250~300 |
