This standard ( Part 1 ) prescribes the requirements for solid-stem general purpose liquid-in-glass thermometers graduated for vertical total and partial immersion, covering the overall range from — 100°C to + 500°C.
IS 2480 Pt.1-1983 history
1983IS 2480 Pt.1-1983 Specification for general glass thermometers Part I Solid thermometers