flow injection

https://doi.org/10.1351/goldbook.F02436
The introduction of a sample or reagent into a continuous stream by use of a rapid delivery device.
Source:
PAC, 1989, 61, 1657. 'Nomenclature for automated and mechanised analysis (Recommendations 1989)' on page 1661 (https://doi.org/10.1351/pac198961091657)