… Pumps for liquids, whether or not fitted with a measuring device; …
Explanatory notes
… 84.13 - Pumps for liquids, whether or not fitted with a measuring device; … end of the piston only; “double-acting” types pump at both ends of the piston thus using both the forward and reverse … pumps (for drainage, irrigation, pumping viscous liquids, acids, etc.). In these, a fluid immiscible with the pumped …