... . Easy maintenance.Digital display.Easy installation and use.Used for the fluids in the pipeline or drum vessel, of ... alcohol, etc.·Diary Refining of milk, milk sugar, cheese, and lactic acid, etc.·Mining Coal, potash, saline, phosphate, calcium compound, etc ... , wine, and instant coffee, etc.·Chemical industry Caustic soda, acid, urea, sodium chloride, sodium hydroxide, etc.·Petrochemical Natural gas, ...