… flow meters, level gauges, manometers, heat meters), excluding instruments and apparatus of heading 90.14, 90.15, …
Explanatory notes
… flowmeters, level gauges, manometers, heat meters), excluding instruments and apparatus of heading 90.14, 90.15, … GASES (A) Flowmeters . These indicate the rate of flow (in volume or weight per unit of time) and are used for … (piping, etc.). Some flowmeters use the principle of the fluid meters of heading 90.28 (turbine‑type, piston‑type, …