sampler

https://doi.org/10.1351/goldbook.S05459
A device used to withdraw and deliver a volume or an amount of a sample.
Source:
PAC, 1989, 61, 1657. 'Nomenclature for automated and mechanised analysis (Recommendations 1989)' on page 1661 (https://doi.org/10.1351/pac198961091657)